Applied more lint rules and fixed the code accordingly

2022-03-27 17:01:14 +02:00 · 2022-03-27 17:01:14 +02:00 · 4a123a0236
commit 4a123a0236
parent 38543ae3dd
55 changed files with 1575 additions and 1154 deletions
--- a/.eslintignore
+++ b/.eslintignore
@ -0,0 +1,2 @@
+*.js
+*.ts
--- a/.eslintrc.js
+++ b/.eslintrc.js
@ -0,0 +1,214 @@
+module.exports = {
+  parser: "@typescript-eslint/parser",
+  parserOptions: {
+    project: `./tsconfig.json`,
+  },
+  plugins: ["@typescript-eslint"],
+  extends: [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended",
+    "next/core-web-vitals",
+  ],
+  rules: {
+    /* POSSIBLES PROBLEMS */
+
+    // "array-callback-return": "error",
+    "no-await-in-loop": "error",
+    "no-constructor-return": "error",
+    "no-promise-executor-return": "error",
+    "no-self-compare": "error",
+    "no-template-curly-in-string": "error",
+    "no-unmodified-loop-condition": "error",
+    "no-unreachable-loop": "error",
+    "no-unused-private-class-members": "error",
+    // "no-use-before-define": "error",
+    "require-atomic-updates": "error",
+
+    /* SUGGESTIONS */
+
+    "accessor-pairs": "warn",
+    "arrow-body-style": "warn",
+    "block-scoped-var": "warn",
+    // camelcase: "warn",
+    // "capitalized-comments": "warn",
+    // "class-methods-use-this": "warn",
+    // complexity: "warn",
+    "consistent-return": "warn",
+    "consistent-this": "warn",
+    // curly: "warn",
+    "default-case": "warn",
+    "default-case-last": "warn",
+    eqeqeq: "error",
+    "func-name-matching": "warn",
+    "func-names": "warn",
+    "func-style": ["warn", "declaration"],
+    "grouped-accessor-pairs": "warn",
+    "guard-for-in": "warn",
+    "id-denylist": ["error", "data", "err", "e", "cb", "callback", "i"],
+    // "id-length": "warn",
+    "id-match": "warn",
+    "max-classes-per-file": ["error", 1],
+    // "max-depth": ["warn", 4],
+    // "max-lines": "warn",
+    // "max-lines-per-function": "warn",
+    // "max-nested-callbacks": "warn",
+    // "max-params": "warn",
+    // "max-statements": "warn",
+    "multiline-comment-style": "warn",
+    "new-cap": "warn",
+    "no-alert": "warn",
+    "no-bitwise": "warn",
+    "no-caller": "warn",
+    "no-confusing-arrow": "warn",
+    "no-continue": "warn",
+    "no-else-return": "warn",
+    "no-eq-null": "warn",
+    "no-eval": "warn",
+    "no-extend-native": "warn",
+    "no-extra-bind": "warn",
+    "no-floating-decimal": "warn",
+    "no-implicit-coercion": "warn",
+    "no-implicit-globals": "warn",
+    "no-inline-comments": "warn",
+    "no-iterator": "warn",
+    "no-label-var": "warn",
+    "no-labels": "warn",
+    "no-lone-blocks": "warn",
+    "no-lonely-if": "warn",
+    // "no-magic-numbers": "warn",
+    "no-mixed-operators": "warn",
+    "no-multi-assign": "warn",
+    "no-multi-str": "warn",
+    "no-negated-condition": "warn",
+    // "no-nested-ternary": "warn",
+    "no-new": "warn",
+    "no-new-func": "warn",
+    "no-new-object": "warn",
+    "no-new-wrappers": "warn",
+    "no-octal-escape": "warn",
+    "no-param-reassign": "warn",
+    "no-plusplus": "warn",
+    "no-proto": "warn",
+    "no-restricted-exports": "warn",
+    "no-restricted-globals": "warn",
+    "no-restricted-imports": "warn",
+    "no-restricted-properties": "warn",
+    "no-restricted-syntax": "warn",
+    "no-return-assign": "warn",
+    // "no-return-await": "warn",
+    "no-script-url": "warn",
+    "no-sequences": "warn",
+    // "no-ternary": "off",
+    "no-throw-literal": "warn",
+    "no-undef": "off",
+    "no-undef-init": "warn",
+    // "no-undefined": "warn",
+    // "no-underscore-dangle": "warn",
+    "no-unneeded-ternary": "warn",
+    "no-useless-call": "warn",
+    "no-useless-computed-key": "warn",
+    "no-useless-concat": "warn",
+    "no-useless-rename": "warn",
+    "no-useless-return": "warn",
+    "no-var": "warn",
+    "no-void": "warn",
+    "no-warning-comments": "warn",
+    // "object-shorthand": "warn",
+    "operator-assignment": "warn",
+    "prefer-arrow-callback": "warn",
+    "prefer-const": "warn",
+    "prefer-destructuring": ["warn", { array: false, object: true }],
+    "prefer-exponentiation-operator": "warn",
+    "prefer-named-capture-group": "warn",
+    "prefer-numeric-literals": "warn",
+    // "prefer-object-has-own": "warn",
+    "prefer-object-spread": "warn",
+    "prefer-promise-reject-errors": "warn",
+    "prefer-regex-literals": "warn",
+    "prefer-rest-params": "warn",
+    "prefer-spread": "warn",
+    "prefer-template": "warn",
+    // "quote-props": "warn",
+    radix: "warn",
+    "require-unicode-regexp": "warn",
+    // "sort-imports": "warn",
+    // "sort-keys": "warn",
+    "sort-vars": "warn",
+    "spaced-comment": "warn",
+    strict: "warn",
+    "symbol-description": "warn",
+    "vars-on-top": "warn",
+    yoda: "warn",
+
+    /* TYPESCRIPT */
+
+    "@typescript-eslint/array-type": "warn",
+    "@typescript-eslint/ban-tslint-comment": "warn",
+    "@typescript-eslint/class-literal-property-style": "warn",
+    "@typescript-eslint/consistent-indexed-object-style": "warn",
+    "@typescript-eslint/consistent-type-assertions": [
+      "warn",
+      { assertionStyle: "as" },
+    ],
+    "@typescript-eslint/consistent-type-exports": "error",
+    "@typescript-eslint/explicit-module-boundary-types": "warn",
+    "@typescript-eslint/method-signature-style": ["error", "property"],
+    "@typescript-eslint/no-base-to-string": "warn",
+    "@typescript-eslint/no-confusing-non-null-assertion": "warn",
+    "@typescript-eslint/no-confusing-void-expression": [
+      "error",
+      { ignoreArrowShorthand: true },
+    ],
+    "@typescript-eslint/no-dynamic-delete": "error",
+    "@typescript-eslint/no-empty-interface": [
+      "error",
+      { allowSingleExtends: true },
+    ],
+    "@typescript-eslint/no-invalid-void-type": "error",
+    "@typescript-eslint/no-meaningless-void-operator": "error",
+    "@typescript-eslint/no-non-null-asserted-nullish-coalescing": "error",
+    "@typescript-eslint/no-parameter-properties": "error",
+    "@typescript-eslint/no-require-imports": "error",
+    // "@typescript-eslint/no-type-alias": "warn",
+    "@typescript-eslint/no-unnecessary-boolean-literal-compare": "warn",
+    // "@typescript-eslint/no-unnecessary-condition": "warn",
+    "@typescript-eslint/no-unnecessary-qualifier": "warn",
+    "@typescript-eslint/no-unnecessary-type-arguments": "warn",
+    "@typescript-eslint/prefer-enum-initializers": "error",
+    "@typescript-eslint/prefer-for-of": "error",
+    "@typescript-eslint/prefer-includes": "error",
+    "@typescript-eslint/prefer-literal-enum-member": "error",
+    "@typescript-eslint/prefer-nullish-coalescing": "warn",
+    "@typescript-eslint/prefer-optional-chain": "warn",
+    "@typescript-eslint/prefer-readonly": "warn",
+    // "@typescript-eslint/prefer-readonly-parameter-types": "warn",
+    "@typescript-eslint/prefer-reduce-type-parameter": "warn",
+    // "@typescript-eslint/prefer-regexp-exec": "warn",
+    "@typescript-eslint/prefer-return-this-type": "warn",
+    "@typescript-eslint/prefer-string-starts-ends-with": "error",
+    "@typescript-eslint/promise-function-async": "error",
+    "@typescript-eslint/require-array-sort-compare": "error",
+    "@typescript-eslint/sort-type-union-intersection-members": "warn",
+    // "@typescript-eslint/strict-boolean-expressions": "error",
+    "@typescript-eslint/switch-exhaustiveness-check": "error",
+    "@typescript-eslint/typedef": "error",
+    "@typescript-eslint/unified-signatures": "error",
+
+    /* EXTENSION OF ESLINT */
+    "@typescript-eslint/no-duplicate-imports": "error",
+    "@typescript-eslint/default-param-last": "warn",
+    "@typescript-eslint/dot-notation": "warn",
+    "@typescript-eslint/init-declarations": "warn",
+    "@typescript-eslint/no-array-constructor": "warn",
+    "@typescript-eslint/no-implied-eval": "warn",
+    "@typescript-eslint/no-invalid-this": "warn",
+    "@typescript-eslint/no-loop-func": "warn",
+    "@typescript-eslint/no-shadow": "warn",
+    "@typescript-eslint/no-unused-expressions": "warn",
+    "@typescript-eslint/no-useless-constructor": "warn",
+    "@typescript-eslint/require-await": "warn",
+
+    /* NEXTJS */
+    "@next/next/no-img-element": "off",
+  },
+};
--- a/.eslintrc.json
+++ b/.eslintrc.json
@ -1,3 +0,0 @@
-{
-  "extends": "next/core-web-vitals"
-}
--- a/.hintrc
+++ b/.hintrc
@ -0,0 +1,10 @@
+{
+  "extends": ["development"],
+  "hints": {
+    "no-inline-styles": "off",
+    "apple-touch-icons": "off",
+    "compat-api/html": "off",
+    "axe/text-alternatives": "off",
+    "axe/parsing": "off"
+  }
+}
--- a/package-lock.json
+++ b/package-lock.json
@ -26,11 +26,14 @@
        "@types/nodemailer": "^6.4.4",
        "@types/react": "17.0.40",
        "@types/react-dom": "^17.0.13",
-        "eslint": "8.10.0",
+        "@types/turndown": "^5.0.1",
+        "@typescript-eslint/eslint-plugin": "^5.16.0",
+        "@typescript-eslint/parser": "^5.16.0",
+        "eslint": "^8.10.0",
        "eslint-config-next": "12.1.0",
        "prettier-plugin-organize-imports": "^2.3.4",
        "tailwindcss": "^3.0.23",
-        "typescript": "4.6.2"
+        "typescript": "^4.6.2"
      }
    },
    "node_modules/@babel/code-frame": {
@ -480,6 +483,12 @@
        "react-dom": ">=16.8"
      }
    },
+    "node_modules/@types/json-schema": {
+      "version": "7.0.11",
+      "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.11.tgz",
+      "integrity": "sha512-wOuvG1SN4Us4rez+tylwwwCV1psiNVOkJeM3AUWUNWg/jDQY2+HE/444y5gc+jBmRqASOm2Oeh5c1axHobwRKQ==",
+      "dev": true
+    },
    "node_modules/@types/json5": {
      "version": "0.0.29",
      "resolved": "https://registry.npmjs.org/@types/json5/-/json5-0.0.29.tgz",
@ -539,15 +548,54 @@
      "integrity": "sha512-hppQEBDmlwhFAXKJX2KnWLYu5yMfi91yazPb2l+lbJiwW+wdo1gNeRA+3RgNSO39WYX2euey41KEwnqesU2Jew==",
      "dev": true
    },
-    "node_modules/@typescript-eslint/parser": {
-      "version": "5.12.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-5.12.0.tgz",
-      "integrity": "sha512-MfSwg9JMBojMUoGjUmX+D2stoQj1CBYTCP0qnnVtu9A+YQXVKNtLjasYh+jozOcrb/wau8TCfWOkQTiOAruBog==",
+    "node_modules/@types/turndown": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/@types/turndown/-/turndown-5.0.1.tgz",
+      "integrity": "sha512-N8Ad4e3oJxh9n9BiZx9cbe/0M3kqDpOTm2wzj13wdDUxDPjfjloWIJaquZzWE1cYTAHpjOH3rcTnXQdpEfS/SQ==",
+      "dev": true
+    },
+    "node_modules/@typescript-eslint/eslint-plugin": {
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-5.16.0.tgz",
+      "integrity": "sha512-SJoba1edXvQRMmNI505Uo4XmGbxCK9ARQpkvOd00anxzri9RNQk0DDCxD+LIl+jYhkzOJiOMMKYEHnHEODjdCw==",
      "dev": true,
      "dependencies": {
-        "@typescript-eslint/scope-manager": "5.12.0",
-        "@typescript-eslint/types": "5.12.0",
-        "@typescript-eslint/typescript-estree": "5.12.0",
+        "@typescript-eslint/scope-manager": "5.16.0",
+        "@typescript-eslint/type-utils": "5.16.0",
+        "@typescript-eslint/utils": "5.16.0",
+        "debug": "^4.3.2",
+        "functional-red-black-tree": "^1.0.1",
+        "ignore": "^5.1.8",
+        "regexpp": "^3.2.0",
+        "semver": "^7.3.5",
+        "tsutils": "^3.21.0"
+      },
+      "engines": {
+        "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/typescript-eslint"
+      },
+      "peerDependencies": {
+        "@typescript-eslint/parser": "^5.0.0",
+        "eslint": "^6.0.0 || ^7.0.0 || ^8.0.0"
+      },
+      "peerDependenciesMeta": {
+        "typescript": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@typescript-eslint/parser": {
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-5.16.0.tgz",
+      "integrity": "sha512-fkDq86F0zl8FicnJtdXakFs4lnuebH6ZADDw6CYQv0UZeIjHvmEw87m9/29nk2Dv5Lmdp0zQ3zDQhiMWQf/GbA==",
+      "dev": true,
+      "dependencies": {
+        "@typescript-eslint/scope-manager": "5.16.0",
+        "@typescript-eslint/types": "5.16.0",
+        "@typescript-eslint/typescript-estree": "5.16.0",
        "debug": "^4.3.2"
      },
      "engines": {
@ -567,13 +615,13 @@
      }
    },
    "node_modules/@typescript-eslint/scope-manager": {
-      "version": "5.12.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-5.12.0.tgz",
-      "integrity": "sha512-GAMobtIJI8FGf1sLlUWNUm2IOkIjvn7laFWyRx7CLrv6nLBI7su+B7lbStqVlK5NdLvHRFiJo2HhiDF7Ki01WQ==",
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-5.16.0.tgz",
+      "integrity": "sha512-P+Yab2Hovg8NekLIR/mOElCDPyGgFZKhGoZA901Yax6WR6HVeGLbsqJkZ+Cvk5nts/dAlFKm8PfL43UZnWdpIQ==",
      "dev": true,
      "dependencies": {
-        "@typescript-eslint/types": "5.12.0",
-        "@typescript-eslint/visitor-keys": "5.12.0"
+        "@typescript-eslint/types": "5.16.0",
+        "@typescript-eslint/visitor-keys": "5.16.0"
      },
      "engines": {
        "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
@ -583,10 +631,36 @@
        "url": "https://opencollective.com/typescript-eslint"
      }
    },
+    "node_modules/@typescript-eslint/type-utils": {
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/type-utils/-/type-utils-5.16.0.tgz",
+      "integrity": "sha512-SKygICv54CCRl1Vq5ewwQUJV/8padIWvPgCxlWPGO/OgQLCijY9G7lDu6H+mqfQtbzDNlVjzVWQmeqbLMBLEwQ==",
+      "dev": true,
+      "dependencies": {
+        "@typescript-eslint/utils": "5.16.0",
+        "debug": "^4.3.2",
+        "tsutils": "^3.21.0"
+      },
+      "engines": {
+        "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/typescript-eslint"
+      },
+      "peerDependencies": {
+        "eslint": "*"
+      },
+      "peerDependenciesMeta": {
+        "typescript": {
+          "optional": true
+        }
+      }
+    },
    "node_modules/@typescript-eslint/types": {
-      "version": "5.12.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-5.12.0.tgz",
-      "integrity": "sha512-JowqbwPf93nvf8fZn5XrPGFBdIK8+yx5UEGs2QFAYFI8IWYfrzz+6zqlurGr2ctShMaJxqwsqmra3WXWjH1nRQ==",
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-5.16.0.tgz",
+      "integrity": "sha512-oUorOwLj/3/3p/HFwrp6m/J2VfbLC8gjW5X3awpQJ/bSG+YRGFS4dpsvtQ8T2VNveV+LflQHjlLvB6v0R87z4g==",
      "dev": true,
      "engines": {
        "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
@ -597,13 +671,13 @@
      }
    },
    "node_modules/@typescript-eslint/typescript-estree": {
-      "version": "5.12.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-5.12.0.tgz",
-      "integrity": "sha512-Dd9gVeOqt38QHR0BEA8oRaT65WYqPYbIc5tRFQPkfLquVEFPD1HAtbZT98TLBkEcCkvwDYOAvuSvAD9DnQhMfQ==",
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-5.16.0.tgz",
+      "integrity": "sha512-SE4VfbLWUZl9MR+ngLSARptUv2E8brY0luCdgmUevU6arZRY/KxYoLI/3V/yxaURR8tLRN7bmZtJdgmzLHI6pQ==",
      "dev": true,
      "dependencies": {
-        "@typescript-eslint/types": "5.12.0",
-        "@typescript-eslint/visitor-keys": "5.12.0",
+        "@typescript-eslint/types": "5.16.0",
+        "@typescript-eslint/visitor-keys": "5.16.0",
        "debug": "^4.3.2",
        "globby": "^11.0.4",
        "is-glob": "^4.0.3",
@ -623,13 +697,59 @@
        }
      }
    },
-    "node_modules/@typescript-eslint/visitor-keys": {
-      "version": "5.12.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-5.12.0.tgz",
-      "integrity": "sha512-cFwTlgnMV6TgezQynx2c/4/tx9Tufbuo9LPzmWqyRC3QC4qTGkAG1C6pBr0/4I10PAI/FlYunI3vJjIcu+ZHMg==",
+    "node_modules/@typescript-eslint/utils": {
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/utils/-/utils-5.16.0.tgz",
+      "integrity": "sha512-iYej2ER6AwmejLWMWzJIHy3nPJeGDuCqf8Jnb+jAQVoPpmWzwQOfa9hWVB8GIQE5gsCv/rfN4T+AYb/V06WseQ==",
      "dev": true,
      "dependencies": {
-        "@typescript-eslint/types": "5.12.0",
+        "@types/json-schema": "^7.0.9",
+        "@typescript-eslint/scope-manager": "5.16.0",
+        "@typescript-eslint/types": "5.16.0",
+        "@typescript-eslint/typescript-estree": "5.16.0",
+        "eslint-scope": "^5.1.1",
+        "eslint-utils": "^3.0.0"
+      },
+      "engines": {
+        "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/typescript-eslint"
+      },
+      "peerDependencies": {
+        "eslint": "^6.0.0 || ^7.0.0 || ^8.0.0"
+      }
+    },
+    "node_modules/@typescript-eslint/utils/node_modules/eslint-scope": {
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-5.1.1.tgz",
+      "integrity": "sha512-2NxwbF/hZ0KpepYN0cNbo+FN6XoK7GaHlQhgx/hIZl6Va0bF45RQOOwhLIy8lQDbuCiadSLCBnH2CFYquit5bw==",
+      "dev": true,
+      "dependencies": {
+        "esrecurse": "^4.3.0",
+        "estraverse": "^4.1.1"
+      },
+      "engines": {
+        "node": ">=8.0.0"
+      }
+    },
+    "node_modules/@typescript-eslint/utils/node_modules/estraverse": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-4.3.0.tgz",
+      "integrity": "sha512-39nnKffWz8xN1BU/2c79n9nB9HDzo0niYUqx6xyqUnyoAnQyyWpOTdZEeiCch8BBu515t4wp9ZmgVfVhn9EBpw==",
+      "dev": true,
+      "engines": {
+        "node": ">=4.0"
+      }
+    },
+    "node_modules/@typescript-eslint/visitor-keys": {
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-5.16.0.tgz",
+      "integrity": "sha512-jqxO8msp5vZDhikTwq9ubyMHqZ67UIvawohr4qF3KhlpL7gzSjOd+8471H3nh5LyABkaI85laEKKU8SnGUK5/g==",
+      "dev": true,
+      "dependencies": {
+        "@typescript-eslint/types": "5.16.0",
        "eslint-visitor-keys": "^3.0.0"
      },
      "engines": {
@ -4038,6 +4158,12 @@
        "tippy.js": "^6.3.1"
      }
    },
+    "@types/json-schema": {
+      "version": "7.0.11",
+      "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.11.tgz",
+      "integrity": "sha512-wOuvG1SN4Us4rez+tylwwwCV1psiNVOkJeM3AUWUNWg/jDQY2+HE/444y5gc+jBmRqASOm2Oeh5c1axHobwRKQ==",
+      "dev": true
+    },
    "@types/json5": {
      "version": "0.0.29",
      "resolved": "https://registry.npmjs.org/@types/json5/-/json5-0.0.29.tgz",
@ -4097,42 +4223,76 @@
      "integrity": "sha512-hppQEBDmlwhFAXKJX2KnWLYu5yMfi91yazPb2l+lbJiwW+wdo1gNeRA+3RgNSO39WYX2euey41KEwnqesU2Jew==",
      "dev": true
    },
-    "@typescript-eslint/parser": {
-      "version": "5.12.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-5.12.0.tgz",
-      "integrity": "sha512-MfSwg9JMBojMUoGjUmX+D2stoQj1CBYTCP0qnnVtu9A+YQXVKNtLjasYh+jozOcrb/wau8TCfWOkQTiOAruBog==",
+    "@types/turndown": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/@types/turndown/-/turndown-5.0.1.tgz",
+      "integrity": "sha512-N8Ad4e3oJxh9n9BiZx9cbe/0M3kqDpOTm2wzj13wdDUxDPjfjloWIJaquZzWE1cYTAHpjOH3rcTnXQdpEfS/SQ==",
+      "dev": true
+    },
+    "@typescript-eslint/eslint-plugin": {
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-5.16.0.tgz",
+      "integrity": "sha512-SJoba1edXvQRMmNI505Uo4XmGbxCK9ARQpkvOd00anxzri9RNQk0DDCxD+LIl+jYhkzOJiOMMKYEHnHEODjdCw==",
      "dev": true,
      "requires": {
-        "@typescript-eslint/scope-manager": "5.12.0",
-        "@typescript-eslint/types": "5.12.0",
-        "@typescript-eslint/typescript-estree": "5.12.0",
+        "@typescript-eslint/scope-manager": "5.16.0",
+        "@typescript-eslint/type-utils": "5.16.0",
+        "@typescript-eslint/utils": "5.16.0",
+        "debug": "^4.3.2",
+        "functional-red-black-tree": "^1.0.1",
+        "ignore": "^5.1.8",
+        "regexpp": "^3.2.0",
+        "semver": "^7.3.5",
+        "tsutils": "^3.21.0"
+      }
+    },
+    "@typescript-eslint/parser": {
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-5.16.0.tgz",
+      "integrity": "sha512-fkDq86F0zl8FicnJtdXakFs4lnuebH6ZADDw6CYQv0UZeIjHvmEw87m9/29nk2Dv5Lmdp0zQ3zDQhiMWQf/GbA==",
+      "dev": true,
+      "requires": {
+        "@typescript-eslint/scope-manager": "5.16.0",
+        "@typescript-eslint/types": "5.16.0",
+        "@typescript-eslint/typescript-estree": "5.16.0",
        "debug": "^4.3.2"
      }
    },
    "@typescript-eslint/scope-manager": {
-      "version": "5.12.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-5.12.0.tgz",
-      "integrity": "sha512-GAMobtIJI8FGf1sLlUWNUm2IOkIjvn7laFWyRx7CLrv6nLBI7su+B7lbStqVlK5NdLvHRFiJo2HhiDF7Ki01WQ==",
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-5.16.0.tgz",
+      "integrity": "sha512-P+Yab2Hovg8NekLIR/mOElCDPyGgFZKhGoZA901Yax6WR6HVeGLbsqJkZ+Cvk5nts/dAlFKm8PfL43UZnWdpIQ==",
      "dev": true,
      "requires": {
-        "@typescript-eslint/types": "5.12.0",
-        "@typescript-eslint/visitor-keys": "5.12.0"
+        "@typescript-eslint/types": "5.16.0",
+        "@typescript-eslint/visitor-keys": "5.16.0"
+      }
+    },
+    "@typescript-eslint/type-utils": {
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/type-utils/-/type-utils-5.16.0.tgz",
+      "integrity": "sha512-SKygICv54CCRl1Vq5ewwQUJV/8padIWvPgCxlWPGO/OgQLCijY9G7lDu6H+mqfQtbzDNlVjzVWQmeqbLMBLEwQ==",
+      "dev": true,
+      "requires": {
+        "@typescript-eslint/utils": "5.16.0",
+        "debug": "^4.3.2",
+        "tsutils": "^3.21.0"
      }
    },
    "@typescript-eslint/types": {
-      "version": "5.12.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-5.12.0.tgz",
-      "integrity": "sha512-JowqbwPf93nvf8fZn5XrPGFBdIK8+yx5UEGs2QFAYFI8IWYfrzz+6zqlurGr2ctShMaJxqwsqmra3WXWjH1nRQ==",
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-5.16.0.tgz",
+      "integrity": "sha512-oUorOwLj/3/3p/HFwrp6m/J2VfbLC8gjW5X3awpQJ/bSG+YRGFS4dpsvtQ8T2VNveV+LflQHjlLvB6v0R87z4g==",
      "dev": true
    },
    "@typescript-eslint/typescript-estree": {
-      "version": "5.12.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-5.12.0.tgz",
-      "integrity": "sha512-Dd9gVeOqt38QHR0BEA8oRaT65WYqPYbIc5tRFQPkfLquVEFPD1HAtbZT98TLBkEcCkvwDYOAvuSvAD9DnQhMfQ==",
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-5.16.0.tgz",
+      "integrity": "sha512-SE4VfbLWUZl9MR+ngLSARptUv2E8brY0luCdgmUevU6arZRY/KxYoLI/3V/yxaURR8tLRN7bmZtJdgmzLHI6pQ==",
      "dev": true,
      "requires": {
-        "@typescript-eslint/types": "5.12.0",
-        "@typescript-eslint/visitor-keys": "5.12.0",
+        "@typescript-eslint/types": "5.16.0",
+        "@typescript-eslint/visitor-keys": "5.16.0",
        "debug": "^4.3.2",
        "globby": "^11.0.4",
        "is-glob": "^4.0.3",
@ -4140,13 +4300,45 @@
        "tsutils": "^3.21.0"
      }
    },
-    "@typescript-eslint/visitor-keys": {
-      "version": "5.12.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-5.12.0.tgz",
-      "integrity": "sha512-cFwTlgnMV6TgezQynx2c/4/tx9Tufbuo9LPzmWqyRC3QC4qTGkAG1C6pBr0/4I10PAI/FlYunI3vJjIcu+ZHMg==",
+    "@typescript-eslint/utils": {
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/utils/-/utils-5.16.0.tgz",
+      "integrity": "sha512-iYej2ER6AwmejLWMWzJIHy3nPJeGDuCqf8Jnb+jAQVoPpmWzwQOfa9hWVB8GIQE5gsCv/rfN4T+AYb/V06WseQ==",
      "dev": true,
      "requires": {
-        "@typescript-eslint/types": "5.12.0",
+        "@types/json-schema": "^7.0.9",
+        "@typescript-eslint/scope-manager": "5.16.0",
+        "@typescript-eslint/types": "5.16.0",
+        "@typescript-eslint/typescript-estree": "5.16.0",
+        "eslint-scope": "^5.1.1",
+        "eslint-utils": "^3.0.0"
+      },
+      "dependencies": {
+        "eslint-scope": {
+          "version": "5.1.1",
+          "resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-5.1.1.tgz",
+          "integrity": "sha512-2NxwbF/hZ0KpepYN0cNbo+FN6XoK7GaHlQhgx/hIZl6Va0bF45RQOOwhLIy8lQDbuCiadSLCBnH2CFYquit5bw==",
+          "dev": true,
+          "requires": {
+            "esrecurse": "^4.3.0",
+            "estraverse": "^4.1.1"
+          }
+        },
+        "estraverse": {
+          "version": "4.3.0",
+          "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-4.3.0.tgz",
+          "integrity": "sha512-39nnKffWz8xN1BU/2c79n9nB9HDzo0niYUqx6xyqUnyoAnQyyWpOTdZEeiCch8BBu515t4wp9ZmgVfVhn9EBpw==",
+          "dev": true
+        }
+      }
+    },
+    "@typescript-eslint/visitor-keys": {
+      "version": "5.16.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-5.16.0.tgz",
+      "integrity": "sha512-jqxO8msp5vZDhikTwq9ubyMHqZ67UIvawohr4qF3KhlpL7gzSjOd+8471H3nh5LyABkaI85laEKKU8SnGUK5/g==",
+      "dev": true,
+      "requires": {
+        "@typescript-eslint/types": "5.16.0",
        "eslint-visitor-keys": "^3.0.0"
      }
    },
--- a/package.json
+++ b/package.json
@ -28,10 +28,13 @@
    "@types/nodemailer": "^6.4.4",
    "@types/react": "17.0.40",
    "@types/react-dom": "^17.0.13",
-    "eslint": "8.10.0",
+    "@types/turndown": "^5.0.1",
+    "@typescript-eslint/eslint-plugin": "^5.16.0",
+    "@typescript-eslint/parser": "^5.16.0",
+    "eslint": "^8.10.0",
    "eslint-config-next": "12.1.0",
    "prettier-plugin-organize-imports": "^2.3.4",
    "tailwindcss": "^3.0.23",
-    "typescript": "4.6.2"
+    "typescript": "^4.6.2"
  }
 }
--- a/src/components/AppLayout.tsx
+++ b/src/components/AppLayout.tsx
@ -1,7 +1,7 @@
 import Button from "components/Button";
 import { useAppLayout } from "contexts/AppLayoutContext";
 import { StrapiImage } from "graphql/operations-types";
-import { useMediaCoarse, useMediaMobile } from "hooks/useMediaQuery";
+import { useMediaMobile } from "hooks/useMediaQuery";
 import Head from "next/head";
 import { useRouter } from "next/router";
 import { AppStaticProps } from "queries/getAppStaticProps";
@ -27,7 +27,6 @@ export default function AppLayout(props: AppLayoutProps): JSX.Element {
  const { langui, currencies, languages, subPanel, contentPanel } = props;
  const router = useRouter();
  const isMobile = useMediaMobile();
-  const isCoarse = useMediaCoarse();
  const appLayout = useAppLayout();

  const sensibilitySwipe = 1.1;
@ -70,23 +69,23 @@ export default function AppLayout(props: AppLayoutProps): JSX.Element {

  useEffect(() => {
    document.getElementsByTagName("html")[0].style.fontSize = `${
-      (appLayout.fontSize || 1) * 100
+      (appLayout.fontSize ?? 1) * 100
    }%`;
  }, [appLayout.fontSize]);

-  const currencyOptions = currencies.map((currency) => {
-    return currency.attributes.code;
-  });
+  const currencyOptions = currencies.map(
+    (currency) => currency.attributes.code
+  );
  const [currencySelect, setCurrencySelect] = useState<number>(-1);

  useEffect(() => {
-    appLayout.currency &&
+    if (appLayout.currency)
      setCurrencySelect(currencyOptions.indexOf(appLayout.currency));
    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, [appLayout.currency]);

  useEffect(() => {
-    currencySelect >= 0 &&
+    if (currencySelect >= 0)
      appLayout.setCurrency(currencyOptions[currencySelect]);
    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, [currencySelect]);
@ -98,12 +97,10 @@ export default function AppLayout(props: AppLayoutProps): JSX.Element {
    } else {
      gridCol = "grid-cols-[20rem_20rem_1fr]";
    }
+  } else if (appLayout.mainPanelReduced) {
+    gridCol = "grid-cols-[6rem_0px_1fr]";
  } else {
-    if (appLayout.mainPanelReduced) {
-      gridCol = "grid-cols-[6rem_0px_1fr]";
-    } else {
-      gridCol = "grid-cols-[20rem_0px_1fr]";
-    }
+    gridCol = "grid-cols-[20rem_0px_1fr]";
  }

  return (
@ -152,7 +149,7 @@ export default function AppLayout(props: AppLayoutProps): JSX.Element {
        {/* Background when navbar is opened */}
        <div
          className={`[grid-area:content] mobile:z-10 absolute inset-0 transition-[backdrop-filter] duration-500 ${
-            (appLayout.mainPanelOpen || appLayout.subPanelOpen) && isMobile
+            (appLayout.mainPanelOpen ?? appLayout.subPanelOpen) && isMobile
              ? "[backdrop-filter:blur(2px)]"
              : "pointer-events-none touch-none "
          }`}
@ -161,7 +158,7 @@ export default function AppLayout(props: AppLayoutProps): JSX.Element {
            className={`absolute bg-shade inset-0 transition-opacity duration-500 
        ${turnSubIntoContent ? "" : ""}
        ${
-          (appLayout.mainPanelOpen || appLayout.subPanelOpen) && isMobile
+          (appLayout.mainPanelOpen ?? appLayout.subPanelOpen) && isMobile
            ? "opacity-60"
            : "opacity-0"
        }`}
@ -195,9 +192,7 @@ export default function AppLayout(props: AppLayoutProps): JSX.Element {
          ${
            turnSubIntoContent
              ? "mobile:border-l-0 mobile:w-full"
-              : !appLayout.subPanelOpen
-              ? "mobile:translate-x-[100vw]"
-              : ""
+              : !appLayout.subPanelOpen && "mobile:translate-x-[100vw]"
          }`}
          >
            {subPanel}
@ -338,7 +333,7 @@ export default function AppLayout(props: AppLayoutProps): JSX.Element {
                  className="rounded-l-none rounded-r-none border-x-0"
                  onClick={() => appLayout.setFontSize(1)}
                >
-                  {((appLayout.fontSize || 1) * 100).toLocaleString(undefined, {
+                  {((appLayout.fontSize ?? 1) * 100).toLocaleString(undefined, {
                    maximumFractionDigits: 0,
                  })}
                  %
@ -382,8 +377,10 @@ export default function AppLayout(props: AppLayoutProps): JSX.Element {
                type="text"
                placeholder="<player>"
                className="w-48"
-                onInput={(e) =>
-                  appLayout.setPlayerName((e.target as HTMLInputElement).value)
+                onInput={(event) =>
+                  appLayout.setPlayerName(
+                    (event.target as HTMLInputElement).value
+                  )
                }
              />
            </div>
--- a/src/components/Chronology/ChronologyItemComponent.tsx
+++ b/src/components/Chronology/ChronologyItemComponent.tsx
@ -19,23 +19,22 @@ export default function ChronologyItemComponent(
  const { langui } = props;

  function generateAnchor(year: number, month: number, day: number): string {
-    let result: string = "";
+    let result = "";
    result += year;
-    if (month) result += "-" + month.toString().padStart(2, "0");
-    if (day) result += "-" + day.toString().padStart(2, "0");
+    if (month) result += `- ${month.toString().padStart(2, "0")}`;
+    if (day) result += `- ${day.toString().padStart(2, "0")}`;
    return result;
  }

  function generateYear(displayed_date: string, year: number): string {
    if (displayed_date) {
      return displayed_date;
-    } else {
-      return year.toString();
    }
+    return year.toString();
  }

  function generateDate(month: number, day: number): string {
-    let lut = [
+    const lut = [
      "Jan",
      "Feb",
      "Mar",
@ -50,11 +49,11 @@ export default function ChronologyItemComponent(
      "Dec",
    ];

-    let result: string = "";
+    let result = "";
    if (month) {
      result += lut[month - 1];
      if (day) {
-        result += " " + day;
+        result += ` ${day}`;
      }
    }

@ -113,7 +112,7 @@ export default function ChronologyItemComponent(
                  </p>
                )}
                {translation.note ? (
-                  <em>{"Notes: " + translation.note}</em>
+                  <em>{`Notes: ${translation.note}`}</em>
                ) : (
                  ""
                )}
@ -122,7 +121,7 @@ export default function ChronologyItemComponent(

            <p className="text-dark text-xs grid place-self-start grid-flow-col gap-1 mt-1">
              {event.source.data ? (
-                "(" + event.source.data.attributes.name + ")"
+                `(${event.source.data.attributes.name})`
              ) : (
                <>
                  <span className="material-icons !text-sm">warning</span>No
--- a/src/components/Content/ThumbnailHeader.tsx
+++ b/src/components/Content/ThumbnailHeader.tsx
@ -49,7 +49,7 @@ export default function ThumbnailHeader(
        </div>
        <div
          id={slugify(
-            prettyinlineTitle(pre_title || "", title, subtitle || "")
+            prettyinlineTitle(pre_title ?? "", title, subtitle ?? "")
          )}
          className="grid place-items-center text-center"
        >
@ -60,7 +60,7 @@ export default function ThumbnailHeader(
      </div>

      <div className="grid grid-flow-col gap-8">
-        {type && type.data && (
+        {type?.data && (
          <div className="flex flex-col place-items-center gap-2">
            <h3 className="text-xl">{langui.type}</h3>
            <div className="flex flex-row flex-wrap">
--- a/src/components/Img.tsx
+++ b/src/components/Img.tsx
@ -9,11 +9,12 @@ export enum ImageQuality {
 }

 export function getAssetURL(url: string, quality: ImageQuality): string {
-  url = url.replace(/^\/uploads/, "/" + quality);
-  url = url.replace(/.jpg$/, ".webp");
-  url = url.replace(/.png$/, ".webp");
-  if (quality === ImageQuality.Og) url = url.replace(/.webp$/, ".jpg");
-  return process.env.NEXT_PUBLIC_URL_IMG + url;
+  let newUrl = url;
+  newUrl = newUrl.replace(/^\/uploads/u, `/${quality}`);
+  newUrl = newUrl.replace(/.jpg$/u, ".webp");
+  newUrl = newUrl.replace(/.png$/u, ".webp");
+  if (quality === ImageQuality.Og) newUrl = newUrl.replace(/.webp$/u, ".jpg");
+  return process.env.NEXT_PUBLIC_URL_IMG + newUrl;
 }

 export function getImgSizesByMaxSize(
@ -24,10 +25,9 @@ export function getImgSizesByMaxSize(
  if (width > height) {
    if (width < maxSize) return { width: width, height: height };
    return { width: maxSize, height: (height / width) * maxSize };
-  } else {
-    if (height < maxSize) return { width: width, height: height };
-    return { width: (width / height) * maxSize, height: maxSize };
  }
+  if (height < maxSize) return { width: width, height: height };
+  return { width: (width / height) * maxSize, height: maxSize };
 }

 export function getImgSizesByQuality(
@ -44,6 +44,8 @@ export function getImgSizesByQuality(
      return getImgSizesByMaxSize(width, height, 1024);
    case ImageQuality.Large:
      return getImgSizesByMaxSize(width, height, 2048);
+    default:
+      return { width: 0, height: 0 };
  }
 }

@ -80,25 +82,23 @@ export default function Img(props: ImgProps): JSX.Element {
          height={imgSize.height}
        />
      );
-    } else {
-      return (
-        <Image
-          className={props.className}
-          src={getAssetURL(
-            props.image.url,
-            props.quality ? props.quality : ImageQuality.Small
-          )}
-          alt={props.alt ? props.alt : props.image.alternativeText}
-          width={props.layout === "fill" ? undefined : imgSize.width}
-          height={props.layout === "fill" ? undefined : imgSize.height}
-          layout={props.layout}
-          objectFit={props.objectFit}
-          priority={props.priority}
-          unoptimized
-        />
-      );
    }
-  } else {
-    return <></>;
+    return (
+      <Image
+        className={props.className}
+        src={getAssetURL(
+          props.image.url,
+          props.quality ? props.quality : ImageQuality.Small
+        )}
+        alt={props.alt ? props.alt : props.image.alternativeText}
+        width={props.layout === "fill" ? undefined : imgSize.width}
+        height={props.layout === "fill" ? undefined : imgSize.height}
+        layout={props.layout}
+        objectFit={props.objectFit}
+        priority={props.priority}
+        unoptimized
+      />
+    );
  }
+  return <></>;
 }
--- a/src/components/Library/ContentTOCLine.tsx
+++ b/src/components/Library/ContentTOCLine.tsx
@ -16,8 +16,7 @@ type ContentTOCLineProps = {
 export default function ContentTOCLine(
  props: ContentTOCLineProps
 ): JSX.Element {
-  const content = props.content;
-  const langui = props.langui;
+  const { content, langui } = props;

  const [opened, setOpened] = useState(false);

--- a/src/components/Library/LibraryContentPreview.tsx
+++ b/src/components/Library/LibraryContentPreview.tsx
@ -17,10 +17,10 @@ export type LibraryContentPreviewProps = {
 export default function LibraryContentPreview(
  props: LibraryContentPreviewProps
 ): JSX.Element {
-  const item = props.item;
+  const { item } = props;

  return (
-    <Link href={"/contents/" + item.slug} passHref>
+    <Link href={`/contents/${item.slug}`} passHref>
      <div className="drop-shadow-shade-xl cursor-pointer grid items-end fine:[--cover-opacity:0] hover:[--cover-opacity:1] hover:scale-[1.02] transition-transform">
        {item.thumbnail.data ? (
          <Img
--- a/src/components/Library/LibraryItemsPreview.tsx
+++ b/src/components/Library/LibraryItemsPreview.tsx
@ -26,11 +26,11 @@ export type LibraryItemsPreviewProps = {
 export default function LibraryItemsPreview(
  props: LibraryItemsPreviewProps
 ): JSX.Element {
-  const item = props.item;
+  const { item } = props;
  const appLayout = useAppLayout();

  return (
-    <Link href={"/library/" + item.slug} passHref>
+    <Link href={`/library/${item.slug}`} passHref>
      <div
        className={`drop-shadow-shade-xl cursor-pointer grid items-end hover:rounded-3xl fine:[--cover-opacity:0] hover:[--cover-opacity:1] hover:scale-[1.02] transition-transform ${props.className}`}
      >
@ -63,7 +63,7 @@ export default function LibraryItemsPreview(
            ))}
          </div>

-          {(item.release_date || item.price) && (
+          {(item.release_date ?? item.price) && (
            <div className="grid grid-flow-col w-full">
              {item.release_date && (
                <p className="mobile:text-xs text-sm">
--- a/src/components/LightBox.tsx
+++ b/src/components/LightBox.tsx
@ -4,8 +4,8 @@ import Lightbox from "react-image-lightbox";

 export type LightBoxProps = {
  setState:
-    | Dispatch<SetStateAction<boolean>>
-    | Dispatch<SetStateAction<boolean | undefined>>;
+    | Dispatch<SetStateAction<boolean | undefined>>
+    | Dispatch<SetStateAction<boolean>>;
  state: boolean;
  images: string[];
  index: number;
--- a/src/components/Markdown/Markdawn.tsx
+++ b/src/components/Markdown/Markdawn.tsx
@ -8,6 +8,7 @@ import Markdown from "markdown-to-jsx";
 import { NextRouter } from "next/router";
 import { slugify } from "queries/helpers";
 import React, { useState } from "react";
+import ReactDOMServer from "react-dom/server";

 type MarkdawnProps = {
  className?: string;
@ -41,264 +42,233 @@ export default function Markdawn(props: MarkdawnProps): JSX.Element {
            slugify: slugify,
            overrides: {
              h1: {
-                component: (props: {
+                component: (compProps: {
                  id: string;
                  style: React.CSSProperties;
                  children: React.ReactNode;
-                }) => {
-                  return (
-                    <h1 id={props.id} style={props.style}>
-                      {props.children}
-                      <HeaderToolTip id={props.id} />
-                    </h1>
-                  );
-                },
+                }) => (
+                  <h1 id={compProps.id} style={compProps.style}>
+                    {compProps.children}
+                    <HeaderToolTip id={compProps.id} />
+                  </h1>
+                ),
              },
              h2: {
-                component: (props: {
+                component: (compProps: {
                  id: string;
                  style: React.CSSProperties;
                  children: React.ReactNode;
-                }) => {
-                  return (
-                    <h2 id={props.id} style={props.style}>
-                      {props.children}
-                      <HeaderToolTip id={props.id} />
-                    </h2>
-                  );
-                },
+                }) => (
+                  <h2 id={compProps.id} style={compProps.style}>
+                    {compProps.children}
+                    <HeaderToolTip id={compProps.id} />
+                  </h2>
+                ),
              },
              h3: {
-                component: (props: {
+                component: (compProps: {
                  id: string;
                  style: React.CSSProperties;
                  children: React.ReactNode;
-                }) => {
-                  return (
-                    <h3 id={props.id} style={props.style}>
-                      {props.children}
-                      <HeaderToolTip id={props.id} />
-                    </h3>
-                  );
-                },
+                }) => (
+                  <h3 id={compProps.id} style={compProps.style}>
+                    {compProps.children}
+                    <HeaderToolTip id={compProps.id} />
+                  </h3>
+                ),
              },
              h4: {
-                component: (props: {
+                component: (compProps: {
                  id: string;
                  style: React.CSSProperties;
                  children: React.ReactNode;
-                }) => {
-                  return (
-                    <h4 id={props.id} style={props.style}>
-                      {props.children}
-                      <HeaderToolTip id={props.id} />
-                    </h4>
-                  );
-                },
+                }) => (
+                  <h4 id={compProps.id} style={compProps.style}>
+                    {compProps.children}
+                    <HeaderToolTip id={compProps.id} />
+                  </h4>
+                ),
              },
              h5: {
-                component: (props: {
+                component: (compProps: {
                  id: string;
                  style: React.CSSProperties;
                  children: React.ReactNode;
-                }) => {
-                  return (
-                    <h5 id={props.id} style={props.style}>
-                      {props.children}
-                      <HeaderToolTip id={props.id} />
-                    </h5>
-                  );
-                },
+                }) => (
+                  <h5 id={compProps.id} style={compProps.style}>
+                    {compProps.children}
+                    <HeaderToolTip id={compProps.id} />
+                  </h5>
+                ),
              },
              h6: {
-                component: (props: {
+                component: (compProps: {
                  id: string;
                  style: React.CSSProperties;
                  children: React.ReactNode;
-                }) => {
-                  return (
-                    <h6 id={props.id} style={props.style}>
-                      {props.children}
-                      <HeaderToolTip id={props.id} />
-                    </h6>
-                  );
-                },
+                }) => (
+                  <h6 id={compProps.id} style={compProps.style}>
+                    {compProps.children}
+                    <HeaderToolTip id={compProps.id} />
+                  </h6>
+                ),
              },
              Sep: {
-                component: () => {
-                  return <div className="my-24"></div>;
-                },
+                component: () => <div className="my-24"></div>,
              },
              SceneBreak: {
-                component: (props: { id: string }) => {
-                  return (
-                    <div
-                      id={props.id}
-                      className={
-                        "h-0 text-center text-3xl text-dark mt-16 mb-20"
-                      }
-                    >
-                      * * *
-                    </div>
-                  );
-                },
+                component: (compProps: { id: string }) => (
+                  <div
+                    id={compProps.id}
+                    className={"h-0 text-center text-3xl text-dark mt-16 mb-20"}
+                  >
+                    * * *
+                  </div>
+                ),
              },
              IntraLink: {
-                component: (props: {
+                component: (compProps: {
                  children: React.ReactNode;
                  target?: string;
                  page?: string;
                }) => {
-                  const slug = props.target
-                    ? slugify(props.target)
-                    : slugify(props.children?.toString());
+                  const slug = compProps.target
+                    ? slugify(compProps.target)
+                    : slugify(compProps.children?.toString());
                  return (
                    <a
-                      onClick={() =>
+                      onClick={async () =>
                        router.replace(
-                          `${props.page ? props.page : ""}#${slug}`
+                          `${compProps.page ? compProps.page : ""}#${slug}`
                        )
                      }
                    >
-                      {props.children}
+                      {compProps.children}
                    </a>
                  );
                },
              },
              player: {
-                component: () => {
-                  return (
-                    <span className="text-dark opacity-70">
-                      {appLayout.playerName ? appLayout.playerName : "<player>"}
-                    </span>
-                  );
-                },
+                component: () => (
+                  <span className="text-dark opacity-70">
+                    {appLayout.playerName ? appLayout.playerName : "<player>"}
+                  </span>
+                ),
              },
              Transcript: {
-                component: (props) => {
-                  return (
-                    <div className="grid grid-cols-[auto_1fr] mobile:grid-cols-1 gap-x-6 gap-y-2">
-                      {props.children}
-                    </div>
-                  );
-                },
+                component: (compProps) => (
+                  <div className="grid grid-cols-[auto_1fr] mobile:grid-cols-1 gap-x-6 gap-y-2">
+                    {compProps.children}
+                  </div>
+                ),
              },
              Line: {
-                component: (props) => {
-                  return (
-                    <>
-                      <strong className="text-dark opacity-60 mobile:!-mb-4">
-                        {props.name}
-                      </strong>
-                      <p className="whitespace-pre-line">{props.children}</p>
-                    </>
-                  );
-                },
+                component: (compProps) => (
+                  <>
+                    <strong className="text-dark opacity-60 mobile:!-mb-4">
+                      {compProps.name}
+                    </strong>
+                    <p className="whitespace-pre-line">{compProps.children}</p>
+                  </>
+                ),
              },
              InsetBox: {
-                component: (props) => {
-                  return (
-                    <InsetBox className="my-12">{props.children}</InsetBox>
-                  );
-                },
+                component: (compProps) => (
+                  <InsetBox className="my-12">{compProps.children}</InsetBox>
+                ),
              },
              li: {
-                component: (props: { children: React.ReactNode }) => {
-                  return (
-                    <li
-                      className={
-                        props.children &&
-                        props.children?.toString().length > 100
-                          ? "my-4"
-                          : ""
-                      }
-                    >
-                      {props.children}
-                    </li>
-                  );
-                },
+                component: (compProps: { children: React.ReactNode }) => (
+                  <li
+                    className={
+                      compProps.children &&
+                      ReactDOMServer.renderToStaticMarkup(
+                        <>{compProps.children}</>
+                      ).length > 100
+                        ? "my-4"
+                        : ""
+                    }
+                  >
+                    {compProps.children}
+                  </li>
+                ),
              },
              Highlight: {
-                component: (props: { children: React.ReactNode }) => {
-                  return <mark>{props.children}</mark>;
-                },
+                component: (compProps: { children: React.ReactNode }) => (
+                  <mark>{compProps.children}</mark>
+                ),
              },
              footer: {
-                component: (props: { children: React.ReactNode }) => {
-                  return (
-                    <>
-                      <HorizontalLine />
-                      <div>{props.children}</div>
-                    </>
-                  );
-                },
+                component: (compProps: { children: React.ReactNode }) => (
+                  <>
+                    <HorizontalLine />
+                    <div>{compProps.children}</div>
+                  </>
+                ),
              },
              blockquote: {
-                component: (props: {
+                component: (compProps: {
                  children: React.ReactNode;
                  cite?: string;
-                }) => {
-                  return (
-                    <blockquote>
-                      {props.cite ? (
-                        <>
-                          &ldquo;{props.children}&rdquo;
-                          <cite>— {props.cite}</cite>
-                        </>
-                      ) : (
-                        props.children
-                      )}
-                    </blockquote>
-                  );
-                },
+                }) => (
+                  <blockquote>
+                    {compProps.cite ? (
+                      <>
+                        &ldquo;{compProps.children}&rdquo;
+                        <cite>— {compProps.cite}</cite>
+                      </>
+                    ) : (
+                      compProps.children
+                    )}
+                  </blockquote>
+                ),
              },
              img: {
-                component: (props: {
+                component: (compProps: {
                  alt: string;
                  src: string;
                  width?: number;
                  height?: number;
                  caption?: string;
                  name?: string;
-                }) => {
-                  return (
-                    <div
-                      className="my-8 cursor-pointer"
-                      onClick={() => {
-                        setLightboxOpen(true);
-                        setLightboxImages([
-                          props.src.startsWith("/uploads/")
-                            ? getAssetURL(props.src, ImageQuality.Large)
-                            : props.src,
-                        ]);
-                        setLightboxIndex(0);
-                      }}
-                    >
-                      {props.src.startsWith("/uploads/") ? (
-                        <div className="relative w-full aspect-video">
-                          <Img
-                            image={{
-                              __typename: "UploadFile",
-                              alternativeText: props.alt,
-                              url: props.src,
-                              width: props.width || 1500,
-                              height: props.height || 1000,
-                              caption: props.caption || "",
-                              name: props.name || "",
-                            }}
-                            layout="fill"
-                            objectFit="contain"
-                            quality={ImageQuality.Medium}
-                          ></Img>
-                        </div>
-                      ) : (
-                        <div className="grid place-content-center">
-                          <img {...props} className="max-h-[50vh] " />
-                        </div>
-                      )}
-                    </div>
-                  );
-                },
+                }) => (
+                  <div
+                    className="my-8 cursor-pointer"
+                    onClick={() => {
+                      setLightboxOpen(true);
+                      setLightboxImages([
+                        compProps.src.startsWith("/uploads/")
+                          ? getAssetURL(compProps.src, ImageQuality.Large)
+                          : compProps.src,
+                      ]);
+                      setLightboxIndex(0);
+                    }}
+                  >
+                    {compProps.src.startsWith("/uploads/") ? (
+                      <div className="relative w-full aspect-video">
+                        <Img
+                          image={{
+                            __typename: "UploadFile",
+                            alternativeText: compProps.alt,
+                            url: compProps.src,
+                            width: compProps.width ?? 1500,
+                            height: compProps.height ?? 1000,
+                            caption: compProps.caption ?? "",
+                            name: compProps.name ?? "",
+                          }}
+                          layout="fill"
+                          objectFit="contain"
+                          quality={ImageQuality.Medium}
+                        ></Img>
+                      </div>
+                    ) : (
+                      <div className="grid place-content-center">
+                        {/* eslint-disable-next-line jsx-a11y/alt-text */}
+                        <img {...compProps} className="max-h-[50vh] " />
+                      </div>
+                    )}
+                  </div>
+                ),
              },
            },
          }}
@ -323,10 +293,9 @@ function HeaderToolTip(props: { id: string }) {
          className="material-icons transition-color hover:text-dark cursor-pointer"
          onClick={() => {
            navigator.clipboard.writeText(
-              process.env.NEXT_PUBLIC_URL_SELF +
-                window.location.pathname +
-                "#" +
+              `${process.env.NEXT_PUBLIC_URL_SELF + window.location.pathname}#${
                props.id
+              }`
            );
          }}
        >
@ -344,8 +313,8 @@ export function preprocessMarkDawn(text: string): string {
  const visitedSlugs: string[] = [];

  const result = text.split("\n").map((line) => {
-    if (line === "* * *" || line === "---") {
-      scenebreakIndex++;
+    if (line === "* * *" ?? line === "---") {
+      scenebreakIndex += 1;
      return `<SceneBreak id="scene-break-${scenebreakIndex}">`;
    }

@ -393,16 +362,13 @@ function markdawnHeadersParser(
  visitedSlugs: string[]
 ): string {
  const lineText = line.slice(headerLevel + 1);
-  let slug = slugify(lineText);
+  const slug = slugify(lineText);
  let newSlug = slug;
  let index = 2;
  while (visitedSlugs.includes(newSlug)) {
    newSlug = `${slug}-${index}`;
-    index++;
+    index += 1;
  }
  visitedSlugs.push(newSlug);
  return `<${headerLevels[headerLevel]} id="${newSlug}">${lineText}</${headerLevels[headerLevel]}>`;
 }
-function getAssetUrl(): React.SetStateAction<string[]> {
-  throw new Error("Function not implemented.");
-}
--- a/src/components/Markdown/TOC.tsx
+++ b/src/components/Markdown/TOC.tsx
@ -8,7 +8,7 @@ type TOCProps = {
  router: NextRouter;
 };

-export default function TOC(props: TOCProps): JSX.Element {
+export default function TOCComponent(props: TOCProps): JSX.Element {
  const { router, text, title } = props;
  const toc = getTocFromMarkdawn(preprocessMarkDawn(text), title);

@ -17,7 +17,7 @@ export default function TOC(props: TOCProps): JSX.Element {
      <h3 className="text-xl">Table of content</h3>
      <div className="text-left max-w-[14.5rem]">
        <p className="my-2 overflow-x-hidden relative text-ellipsis whitespace-nowrap text-left">
-          <a className="" onClick={() => router.replace(`#${toc.slug}`)}>
+          <a className="" onClick={async () => router.replace(`#${toc.slug}`)}>
            {<abbr title={toc.title}>{toc.title}</abbr>}
          </a>
        </p>
@ -50,7 +50,7 @@ function TOCLevel(props: TOCLevelProps): JSX.Element {
            <span className="text-dark">{`${parentNumbering}${
              childIndex + 1
            }.`}</span>{" "}
-            <a onClick={() => router.replace(`#${child.slug}`)}>
+            <a onClick={async () => router.replace(`#${child.slug}`)}>
              {<abbr title={child.title}>{child.title}</abbr>}
            </a>
          </li>
@ -72,8 +72,11 @@ export type TOC = {
 };

 export function getTocFromMarkdawn(text: string, title?: string): TOC {
-  if (!title) title = "Return to top";
-  let toc: TOC = { title: title, slug: slugify(title) || "", children: [] };
+  const toc: TOC = {
+    title: title ?? "Return to top",
+    slug: slugify(title) ?? "",
+    children: [],
+  };
  let h2 = -1;
  let h3 = -1;
  let h4 = -1;
@ -99,7 +102,7 @@ export function getTocFromMarkdawn(text: string, title?: string): TOC {
        slug: getSlug(line),
        children: [],
      });
-      h2++;
+      h2 += 1;
      h3 = -1;
      h4 = -1;
      h5 = -1;
@ -110,7 +113,7 @@ export function getTocFromMarkdawn(text: string, title?: string): TOC {
        slug: getSlug(line),
        children: [],
      });
-      h3++;
+      h3 += 1;
      h4 = -1;
      h5 = -1;
      scenebreak = 0;
@ -120,7 +123,7 @@ export function getTocFromMarkdawn(text: string, title?: string): TOC {
        slug: getSlug(line),
        children: [],
      });
-      h4++;
+      h4 += 1;
      h5 = -1;
      scenebreak = 0;
    } else if (line.startsWith("<h5 id=")) {
@ -129,7 +132,7 @@ export function getTocFromMarkdawn(text: string, title?: string): TOC {
        slug: getSlug(line),
        children: [],
      });
-      h5++;
+      h5 += 1;
      scenebreak = 0;
    } else if (line.startsWith("<h6 id=")) {
      toc.children[h2].children[h3].children[h4].children[h5].children.push({
@ -138,8 +141,8 @@ export function getTocFromMarkdawn(text: string, title?: string): TOC {
        children: [],
      });
    } else if (line.startsWith(`<SceneBreak`)) {
-      scenebreak++;
-      scenebreakIndex++;
+      scenebreak += 1;
+      scenebreakIndex += 1;

      const child = {
        title: `Scene break ${scenebreak}`,
--- a/src/components/News/PostsPreview.tsx
+++ b/src/components/News/PostsPreview.tsx
@ -15,10 +15,10 @@ export type PostPreviewProps = {
 };

 export default function PostPreview(props: PostPreviewProps): JSX.Element {
-  const post = props.post;
+  const { post } = props;

  return (
-    <Link href={"/news/" + post.slug} passHref>
+    <Link href={`/news/${post.slug}`} passHref>
      <div className="drop-shadow-shade-xl cursor-pointer grid items-end hover:scale-[1.02] transition-transform">
        {post.thumbnail.data ? (
          <Img
--- a/src/components/PanelComponents/ReturnButton.tsx
+++ b/src/components/PanelComponents/ReturnButton.tsx
@ -13,9 +13,9 @@ type ReturnButtonProps = {
 };

 export enum ReturnButtonType {
-  Mobile,
-  Desktop,
-  Both,
+  mobile = "mobile",
+  desktop = "desktop",
+  both = "both",
 }

 export default function ReturnButton(props: ReturnButtonProps): JSX.Element {
@ -24,9 +24,9 @@ export default function ReturnButton(props: ReturnButtonProps): JSX.Element {
  return (
    <div
      className={`${
-        props.displayOn === ReturnButtonType.Mobile
+        props.displayOn === ReturnButtonType.mobile
          ? "desktop:hidden"
-          : props.displayOn === ReturnButtonType.Desktop
+          : props.displayOn === ReturnButtonType.desktop
          ? "mobile:hidden"
          : ""
      } ${props.className}`}
--- a/src/components/Panels/ContentPanel.tsx
+++ b/src/components/Panels/ContentPanel.tsx
@ -5,8 +5,8 @@ type ContentPanelProps = {
 };

 export enum ContentPanelWidthSizes {
-  default,
-  large,
+  default = "default",
+  large = "large",
 }

 export default function ContentPanel(props: ContentPanelProps): JSX.Element {
--- a/src/components/Panels/MainPanel.tsx
+++ b/src/components/Panels/MainPanel.tsx
@ -14,7 +14,7 @@ type MainPanelProps = {
 };

 export default function MainPanel(props: MainPanelProps): JSX.Element {
-  const langui = props.langui;
+  const { langui } = props;
  const router = useRouter();
  const isDesktop = useMediaDesktop();
  const appLayout = useAppLayout();
--- a/src/components/Popup.tsx
+++ b/src/components/Popup.tsx
@ -3,8 +3,8 @@ import Button from "./Button";

 export type PopupProps = {
  setState:
-    | Dispatch<SetStateAction<boolean>>
-    | Dispatch<SetStateAction<boolean | undefined>>;
+    | Dispatch<SetStateAction<boolean | undefined>>
+    | Dispatch<SetStateAction<boolean>>;
  state?: boolean;
  children: React.ReactNode;
  fillViewport?: boolean;
@ -19,8 +19,8 @@ export default function Popup(props: PopupProps): JSX.Element {
          ? "[backdrop-filter:blur(2px)]"
          : "pointer-events-none touch-none"
      }`}
-      onKeyUp={(e) => {
-        if (e.key.match("Escape")) props.setState(false);
+      onKeyUp={(event) => {
+        if (event.key.match("Escape")) props.setState(false);
      }}
      tabIndex={0}
    >
--- a/src/components/RecorderChip.tsx
+++ b/src/components/RecorderChip.tsx
@ -14,8 +14,7 @@ type RecorderChipProps = {
 };

 export default function RecorderChip(props: RecorderChipProps): JSX.Element {
-  const recorder = props.recorder;
-  const langui = props.langui;
+  const { recorder, langui } = props;

  return (
    <ToolTip
--- a/src/components/Select.tsx
+++ b/src/components/Select.tsx
@ -7,7 +7,6 @@ export type SelectProps = {
  selected?: number;
  allowEmpty?: boolean;
  className?: string;
-  onChange?: Function;
 };

 export default function Select(props: SelectProps): JSX.Element {
--- a/src/components/ToolTip.tsx
+++ b/src/components/ToolTip.tsx
@ -4,7 +4,7 @@ import "tippy.js/animations/scale-subtle.css";
 interface ToolTipProps extends TippyProps {}

 export default function ToolTip(props: ToolTipProps): JSX.Element {
-  let newProps = { ...props };
+  const newProps = { ...props };

  // Set defaults
  if (newProps.delay === undefined) newProps.delay = [150, 0];
--- a/src/contexts/AppLayoutContext.tsx
+++ b/src/contexts/AppLayoutContext.tsx
@ -33,6 +33,7 @@ export interface AppLayoutState {
  setPlayerName: React.Dispatch<React.SetStateAction<string | undefined>>;
 }

+/* eslint-disable @typescript-eslint/no-empty-function */
 const initialState: AppLayoutState = {
  subPanelOpen: false,
  languagePanelOpen: false,
@ -57,12 +58,13 @@ const initialState: AppLayoutState = {
  setCurrency: () => {},
  setPlayerName: () => {},
 };
+/* eslint-enable @typescript-eslint/no-empty-function */

 const AppContext = React.createContext<AppLayoutState>(initialState);

 export default AppContext;

-export function useAppLayout() {
+export function useAppLayout(): AppLayoutState {
  return useContext(AppContext);
 }

@ -70,7 +72,7 @@ type Props = {
  children: ReactNode;
 };

-export const AppContextProvider = (props: Props) => {
+export function AppContextProvider(props: Props): JSX.Element {
  const [subPanelOpen, setSubPanelOpen] = useStateWithLocalStorage<
    boolean | undefined
  >("subPanelOpen", initialState.subPanelOpen);
@ -143,4 +145,4 @@ export const AppContextProvider = (props: Props) => {
      {props.children}
    </AppContext.Provider>
  );
-};
+}
--- a/src/graphql/operations-types.ts
+++ b/src/graphql/operations-types.ts
@ -1,3 +1,7 @@
+/* eslint-disable @typescript-eslint/consistent-indexed-object-style */
+/* eslint-disable @typescript-eslint/array-type */
+/* eslint-disable no-shadow */
+/* eslint-disable id-denylist */
 export type Exact<T> = T;
 export type InputMaybe<T> = T;
 export type Scalars = {
@ -6,30 +10,31 @@ export type Scalars = {
  Boolean: boolean;
  Int: number;
  Float: number;
-  JSON: any;
-  DateTime: any;
-  Time: any;
-  Upload: any;
-  LibraryContentRangeDynamicZoneInput: any;
-  LibraryItemMetadataDynamicZoneInput: any;
-  SourceSourceDynamicZoneInput: any;
+  JSON: unknown;
+  DateTime: unknown;
+  Time: unknown;
+  Upload: unknown;
+  LibraryContentRangeDynamicZoneInput: unknown;
+  LibraryItemMetadataDynamicZoneInput: unknown;
+  SourceSourceDynamicZoneInput: unknown;
 };

 /*
-  The following is generated using https://www.graphql-code-generator.com/
-  With the following codegen.yml:
-
-  generates:
-  operations-types.ts:
-    plugins:
-      - typescript-operations
-
-  And the schema.graphql and operation.graphql files from this folder.
-  
-  But to make the type easier to work with, it went through the following transformation:
-    - Removed ?
-    - Removed | null
-*/
+ * The following is generated using https://www.graphql-code-generator.com/
+ * With the following codegen.yml:
+ *
+ * generates:
+ * operations-types.ts:
+ *   plugins:
+ *     - typescript-operations
+ *
+ * And the schema.graphql and operation.graphql files from this folder.
+ *
+ * But to make the type easier to work with, it went through the following transformation:
+ *   - Removed ?
+ *   - Removed | null
+ *   - Replaced any by unknown
+ */

 export enum Enum_Componentmetadatabooks_Binding_Type {
  Paperback = "Paperback",
@ -939,8 +944,8 @@ export type GetLibraryItemQuery = {
                  }
                | {
                    __typename: "ComponentRangeTimeRange";
-                    starting_time: any;
-                    ending_time: any;
+                    starting_time: unknown;
+                    ending_time: unknown;
                  }
                | { __typename: "ComponentRangeOther" }
                | { __typename: "Error" }
@ -1571,7 +1576,7 @@ export type GetPostQuery = {
      attributes: {
        __typename: "Post";
        slug: string;
-        updatedAt: any;
+        updatedAt: unknown;
        date: {
          __typename: "ComponentBasicsDatepicker";
          year: number;
--- a/src/graphql/operations.ts
+++ b/src/graphql/operations.ts
@ -36,7 +36,7 @@ import {
  GetWebsiteInterfaceQueryVariables,
 } from "graphql/operations-types";

-const graphQL = async (query: string, variables?: string) => {
+async function graphQL(query: string, variables?: string) {
  const res = await fetch(`${process.env.URL_GRAPHQL}`, {
    method: "POST",
    body: JSON.stringify({
@ -45,11 +45,11 @@ const graphQL = async (query: string, variables?: string) => {
    }),
    headers: {
      "content-type": "application/json",
-      Authorization: "Bearer " + process.env.ACCESS_TOKEN,
+      Authorization: `Bearer ${process.env.ACCESS_TOKEN}`,
    },
  });
  return (await res.json()).data;
-};
+}

 function getQueryFromOperations(queryName: string): string {
  const operations = readFileSync("./src/graphql/operation.graphql", "utf8");
--- a/src/hooks/useMediaQuery.ts
+++ b/src/hooks/useMediaQuery.ts
@ -1,13 +1,13 @@
 import { useEffect, useState } from "react";

 export default function useMediaQuery(query: string): boolean {
-  const getMatches = (query: string): boolean => {
+  function getMatches(query: string): boolean {
    // Prevents SSR issues
    if (typeof window !== "undefined") {
      return window.matchMedia(query).matches;
    }
    return false;
-  };
+  }

  const [matches, setMatches] = useState<boolean>(getMatches(query));

--- a/src/pages/404.tsx
+++ b/src/pages/404.tsx
@ -3,7 +3,7 @@ import ReturnButton, {
  ReturnButtonType,
 } from "components/PanelComponents/ReturnButton";
 import ContentPanel from "components/Panels/ContentPanel";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";

 interface FourOhFourProps extends AppStaticProps {}
@ -17,18 +17,20 @@ export default function FourOhFour(props: FourOhFourProps): JSX.Element {
        href="/"
        title="Home"
        langui={langui}
-        displayOn={ReturnButtonType.Both}
+        displayOn={ReturnButtonType.both}
      />
    </ContentPanel>
  );
  return <AppLayout navTitle="404" contentPanel={contentPanel} {...props} />;
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: FourOhFourProps }> {
  const props: FourOhFourProps = {
    ...(await getAppStaticProps(context)),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/_app.tsx
+++ b/src/pages/_app.tsx
@ -8,7 +8,7 @@ import { AppContextProvider } from "contexts/AppLayoutContext";
 import type { AppProps } from "next/app";
 import "tailwind.css";

-export default function AccordsLibraryApp(props: AppProps) {
+export default function AccordsLibraryApp(props: AppProps): JSX.Element {
  return (
    <AppContextProvider>
      <props.Component {...props.pageProps} />
--- a/src/pages/_document.tsx
+++ b/src/pages/_document.tsx
@ -7,12 +7,13 @@ import Document, {
 } from "next/document";

 class MyDocument extends Document {
+  // eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
  static async getInitialProps(ctx: DocumentContext) {
    const initialProps = await Document.getInitialProps(ctx);
    return { ...initialProps };
  }

-  render() {
+  render(): JSX.Element {
    return (
      <Html>
        <Head>
--- a/src/pages/about-us/accords-handbook.tsx
+++ b/src/pages/about-us/accords-handbook.tsx
@ -9,7 +9,7 @@ import ContentPanel from "components/Panels/ContentPanel";
 import SubPanel from "components/Panels/SubPanel";
 import { getPost, getPostLanguages } from "graphql/operations";
 import { GetPostQuery } from "graphql/operations-types";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { useRouter } from "next/router";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
 import { prettySlug } from "queries/helpers";
@ -29,7 +29,7 @@ export default function AccordsHandbook(
    <SubPanel>
      <ReturnButton
        href="/about-us"
-        displayOn={ReturnButtonType.Desktop}
+        displayOn={ReturnButtonType.desktop}
        langui={langui}
        title={langui.about_us}
        horizontalLine
@ -48,12 +48,12 @@ export default function AccordsHandbook(
    <ContentPanel>
      <ReturnButton
        href="/about-us"
-        displayOn={ReturnButtonType.Mobile}
+        displayOn={ReturnButtonType.mobile}
        langui={langui}
        title={langui.about_us}
        className="mb-10"
      />
-      {locales.includes(router.locale || "en") ? (
+      {locales.includes(router.locale ?? "en") ? (
        <Markdawn router={router} text={post.translations[0].body} />
      ) : (
        <LanguageSwitcher
@ -80,23 +80,25 @@ export default function AccordsHandbook(
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: AccordsHandbookProps }> {
  const slug = "accords-handbook";
  const props: AccordsHandbookProps = {
    ...(await getAppStaticProps(context)),
    post: (
      await getPost({
        slug: slug,
-        language_code: context.locale || "en",
+        language_code: context.locale ?? "en",
      })
    ).posts.data[0].attributes,
    locales: (
      await getPostLanguages({ slug: slug })
-    ).posts.data[0].attributes.translations.map((translation) => {
-      return translation.language.data.attributes.code;
-    }),
+    ).posts.data[0].attributes.translations.map(
+      (translation) => translation.language.data.attributes.code
+    ),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/about-us/contact.tsx
+++ b/src/pages/about-us/contact.tsx
@ -10,7 +10,7 @@ import ContentPanel from "components/Panels/ContentPanel";
 import SubPanel from "components/Panels/SubPanel";
 import { getPost, getPostLanguages } from "graphql/operations";
 import { GetPostQuery } from "graphql/operations-types";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { useRouter } from "next/router";
 import { RequestMailProps, ResponseMailProps } from "pages/api/mail";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
@ -26,7 +26,7 @@ export default function AboutUs(props: ContactProps): JSX.Element {
  const { langui, post, locales } = props;
  const router = useRouter();
  const [formResponse, setFormResponse] = useState("");
-  const [formState, setFormState] = useState<"stale" | "ongoing" | "completed">(
+  const [formState, setFormState] = useState<"completed" | "ongoing" | "stale">(
    "stale"
  );

@ -37,7 +37,7 @@ export default function AboutUs(props: ContactProps): JSX.Element {
    <SubPanel>
      <ReturnButton
        href="/about-us"
-        displayOn={ReturnButtonType.Desktop}
+        displayOn={ReturnButtonType.desktop}
        langui={langui}
        title={langui.about_us}
        horizontalLine
@ -56,12 +56,12 @@ export default function AboutUs(props: ContactProps): JSX.Element {
    <ContentPanel>
      <ReturnButton
        href="/about-us"
-        displayOn={ReturnButtonType.Mobile}
+        displayOn={ReturnButtonType.mobile}
        langui={langui}
        title={langui.about_us}
        className="mb-10"
      />
-      {locales.includes(router.locale || "en") ? (
+      {locales.includes(router.locale ?? "en") ? (
        <Markdawn router={router} text={post.translations[0].body} />
      ) : (
        <LanguageSwitcher
@ -78,10 +78,10 @@ export default function AboutUs(props: ContactProps): JSX.Element {
            formState !== "stale" &&
            "opacity-60 cursor-not-allowed touch-none pointer-events-none"
          }`}
-          onSubmit={(e) => {
-            e.preventDefault();
+          onSubmit={(event) => {
+            event.preventDefault();

-            const fields = e.target as unknown as {
+            const fields = event.target as unknown as {
              verif: HTMLInputElement;
              name: HTMLInputElement;
              email: HTMLInputElement;
@ -91,7 +91,8 @@ export default function AboutUs(props: ContactProps): JSX.Element {
            setFormState("ongoing");

            if (
-              parseInt(fields.verif.value) == randomNumber1 + randomNumber2 &&
+              parseInt(fields.verif.value, 10) ===
+                randomNumber1 + randomNumber2 &&
              formState !== "completed"
            ) {
              const content: RequestMailProps = {
@ -107,9 +108,9 @@ export default function AboutUs(props: ContactProps): JSX.Element {
                  "Content-type": "application/json; charset=UTF-8",
                },
              })
-                .then((response) => response.json())
-                .then((data: ResponseMailProps) => {
-                  switch (data.code) {
+                .then(async (responseJson) => responseJson.json())
+                .then((response: ResponseMailProps) => {
+                  switch (response.code) {
                    case "OKAY":
                      setFormResponse(langui.response_email_success);
                      setFormState("completed");
@ -122,7 +123,7 @@ export default function AboutUs(props: ContactProps): JSX.Element {
                      break;

                    default:
-                      setFormResponse(data.message || "");
+                      setFormResponse(response.message ?? "");
                      setFormState("stale");
                      break;
                  }
@ -223,23 +224,25 @@ export default function AboutUs(props: ContactProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: ContactProps }> {
  const slug = "contact";
  const props: ContactProps = {
    ...(await getAppStaticProps(context)),
    post: (
      await getPost({
        slug: slug,
-        language_code: context.locale || "en",
+        language_code: context.locale ?? "en",
      })
    ).posts.data[0].attributes,
    locales: (
      await getPostLanguages({ slug: slug })
-    ).posts.data[0].attributes.translations.map((translation) => {
-      return translation.language.data.attributes.code;
-    }),
+    ).posts.data[0].attributes.translations.map(
+      (translation) => translation.language.data.attributes.code
+    ),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/about-us/index.tsx
+++ b/src/pages/about-us/index.tsx
@ -2,7 +2,7 @@ import AppLayout from "components/AppLayout";
 import NavOption from "components/PanelComponents/NavOption";
 import PanelHeader from "components/PanelComponents/PanelHeader";
 import SubPanel from "components/Panels/SubPanel";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";

 interface AboutUsProps extends AppStaticProps {}
@ -36,11 +36,13 @@ export default function AboutUs(props: AboutUsProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: AboutUsProps }> {
  const props: AboutUsProps = {
    ...(await getAppStaticProps(context)),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/about-us/legality.tsx
+++ b/src/pages/about-us/legality.tsx
@ -9,7 +9,7 @@ import ContentPanel from "components/Panels/ContentPanel";
 import SubPanel from "components/Panels/SubPanel";
 import { getPost, getPostLanguages } from "graphql/operations";
 import { GetPostQuery } from "graphql/operations-types";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { useRouter } from "next/router";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
 import { prettySlug } from "queries/helpers";
@ -27,7 +27,7 @@ export default function SiteInformation(props: SiteInfoProps): JSX.Element {
    <SubPanel>
      <ReturnButton
        href="/about-us"
-        displayOn={ReturnButtonType.Desktop}
+        displayOn={ReturnButtonType.desktop}
        langui={langui}
        title={langui.about_us}
        horizontalLine
@ -46,12 +46,12 @@ export default function SiteInformation(props: SiteInfoProps): JSX.Element {
    <ContentPanel>
      <ReturnButton
        href="/about-us"
-        displayOn={ReturnButtonType.Mobile}
+        displayOn={ReturnButtonType.mobile}
        langui={langui}
        title={langui.about_us}
        className="mb-10"
      />
-      {locales.includes(router.locale || "en") ? (
+      {locales.includes(router.locale ?? "en") ? (
        <Markdawn router={router} text={post.translations[0].body} />
      ) : (
        <LanguageSwitcher
@ -78,23 +78,25 @@ export default function SiteInformation(props: SiteInfoProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: SiteInfoProps }> {
  const slug = "legality";
  const props: SiteInfoProps = {
    ...(await getAppStaticProps(context)),
    post: (
      await getPost({
        slug: slug,
-        language_code: context.locale || "en",
+        language_code: context.locale ?? "en",
      })
    ).posts.data[0].attributes,
    locales: (
      await getPostLanguages({ slug: slug })
-    ).posts.data[0].attributes.translations.map((translation) => {
-      return translation.language.data.attributes.code;
-    }),
+    ).posts.data[0].attributes.translations.map(
+      (translation) => translation.language.data.attributes.code
+    ),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/about-us/sharing-policy.tsx
+++ b/src/pages/about-us/sharing-policy.tsx
@ -9,7 +9,7 @@ import ContentPanel from "components/Panels/ContentPanel";
 import SubPanel from "components/Panels/SubPanel";
 import { getPost, getPostLanguages } from "graphql/operations";
 import { GetPostQuery } from "graphql/operations-types";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { useRouter } from "next/router";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
 import { prettySlug } from "queries/helpers";
@ -27,7 +27,7 @@ export default function SharingPolicy(props: SharingPolicyProps): JSX.Element {
    <SubPanel>
      <ReturnButton
        href="/about-us"
-        displayOn={ReturnButtonType.Desktop}
+        displayOn={ReturnButtonType.desktop}
        langui={langui}
        title={langui.about_us}
        horizontalLine
@ -46,12 +46,12 @@ export default function SharingPolicy(props: SharingPolicyProps): JSX.Element {
    <ContentPanel>
      <ReturnButton
        href="/about-us"
-        displayOn={ReturnButtonType.Mobile}
+        displayOn={ReturnButtonType.mobile}
        langui={langui}
        title={langui.about_us}
        className="mb-10"
      />
-      {locales.includes(router.locale || "en") ? (
+      {locales.includes(router.locale ?? "en") ? (
        <Markdawn router={router} text={post.translations[0].body} />
      ) : (
        <LanguageSwitcher
@ -78,23 +78,25 @@ export default function SharingPolicy(props: SharingPolicyProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: SharingPolicyProps }> {
  const slug = "sharing-policy";
  const props: SharingPolicyProps = {
    ...(await getAppStaticProps(context)),
    post: (
      await getPost({
        slug: slug,
-        language_code: context.locale || "en",
+        language_code: context.locale ?? "en",
      })
    ).posts.data[0].attributes,
    locales: (
      await getPostLanguages({ slug: slug })
-    ).posts.data[0].attributes.translations.map((translation) => {
-      return translation.language.data.attributes.code;
-    }),
+    ).posts.data[0].attributes.translations.map(
+      (translation) => translation.language.data.attributes.code
+    ),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/api/mail.ts
+++ b/src/pages/api/mail.ts
@ -21,10 +21,10 @@ export default async function Mail(
  if (req.method === "POST") {
    const body = req.body as RequestMailProps;

-    let transporter = nodemailer.createTransport({
+    const transporter = nodemailer.createTransport({
      host: process.env.SMTP_HOST,
      port: 587,
-      secure: false, // true for 465, false for other ports
+      secure: false,
      auth: {
        user: process.env.SMTP_USER,
        pass: process.env.SMTP_PASSWORD,
@ -32,7 +32,7 @@ export default async function Mail(
    });

    // send mail with defined transport object
-    let info = await transporter
+    await transporter
      .sendMail({
        from: `"${body.name}" <${body.email}>`,
        to: "contact@accords-library.com",
@ -40,7 +40,7 @@ export default async function Mail(
        text: body.message,
      })
      .catch((reason: SMTPError) => {
-        res.status(reason.responseCode || 500).json({
+        res.status(reason.responseCode ?? 500).json({
          code: reason.code,
          message: reason.response,
        });
--- a/src/pages/archives/index.tsx
+++ b/src/pages/archives/index.tsx
@ -1,7 +1,7 @@
 import AppLayout from "components/AppLayout";
 import PanelHeader from "components/PanelComponents/PanelHeader";
 import SubPanel from "components/Panels/SubPanel";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";

 interface ArchivesProps extends AppStaticProps {}
@ -22,11 +22,13 @@ export default function Archives(props: ArchivesProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: ArchivesProps }> {
  const props: ArchivesProps = {
    ...(await getAppStaticProps(context)),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/chronicles/index.tsx
+++ b/src/pages/chronicles/index.tsx
@ -1,7 +1,7 @@
 import AppLayout from "components/AppLayout";
 import PanelHeader from "components/PanelComponents/PanelHeader";
 import SubPanel from "components/Panels/SubPanel";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";

 interface ChroniclesProps extends AppStaticProps {}
@ -22,11 +22,13 @@ export default function Chronicles(props: ChroniclesProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(context: GetStaticPropsContext): Promise<{
+  props: ChroniclesProps;
+}> {
  const props: ChroniclesProps = {
    ...(await getAppStaticProps(context)),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/contents/[slug]/index.tsx
+++ b/src/pages/contents/[slug]/index.tsx
@ -9,7 +9,11 @@ import ContentPanel from "components/Panels/ContentPanel";
 import SubPanel from "components/Panels/SubPanel";
 import { getContent, getContentsSlugs } from "graphql/operations";
 import { GetContentQuery } from "graphql/operations-types";
-import { GetStaticPaths, GetStaticProps } from "next";
+import {
+  GetStaticPathsContext,
+  GetStaticPathsResult,
+  GetStaticPropsContext,
+} from "next";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
 import { prettyinlineTitle, prettySlug } from "queries/helpers";

@ -25,7 +29,7 @@ export default function ContentIndex(props: ContentIndexProps): JSX.Element {
        href="/contents"
        title={"Contents"}
        langui={langui}
-        displayOn={ReturnButtonType.Desktop}
+        displayOn={ReturnButtonType.desktop}
        horizontalLine
      />
    </SubPanel>
@ -36,7 +40,7 @@ export default function ContentIndex(props: ContentIndexProps): JSX.Element {
        href="/contents"
        title={"Contents"}
        langui={langui}
-        displayOn={ReturnButtonType.Mobile}
+        displayOn={ReturnButtonType.mobile}
        className="mb-10"
      />
      <div className="grid place-items-center">
@ -99,9 +103,7 @@ export default function ContentIndex(props: ContentIndexProps): JSX.Element {
  if (content.categories.data.length > 0) {
    description += `${langui.categories}: `;
    description += content.categories.data
-      .map((category) => {
-        return category.attributes.short;
-      })
+      .map((category) => category.attributes.short)
      .join(" | ");
    description += "\n";
  }
@ -132,27 +134,29 @@ export default function ContentIndex(props: ContentIndexProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(context: GetStaticPropsContext): Promise<{
+  props: ContentIndexProps;
+}> {
  const props: ContentIndexProps = {
    ...(await getAppStaticProps(context)),
    content: (
      await getContent({
-        slug: context.params?.slug?.toString() || "",
-        language_code: context.locale || "en",
+        slug: context.params?.slug?.toString() ?? "",
+        language_code: context.locale ?? "en",
      })
    ).contents.data[0].attributes,
  };
  return {
    props: props,
  };
-};
+}

-export const getStaticPaths: GetStaticPaths = async (context) => {
-  type Path = { params: { slug: string }; locale: string };
-
-  const data = await getContentsSlugs({});
-  const paths: Path[] = [];
-  data.contents.data.map((item) => {
+export async function getStaticPaths(
+  context: GetStaticPathsContext
+): Promise<GetStaticPathsResult> {
+  const contents = await getContentsSlugs({});
+  const paths: GetStaticPathsResult["paths"] = [];
+  contents.contents.data.map((item) => {
    context.locales?.map((local) => {
      paths.push({ params: { slug: item.attributes.slug }, locale: local });
    });
@ -161,4 +165,4 @@ export const getStaticPaths: GetStaticPaths = async (context) => {
    paths,
    fallback: false,
  };
-};
+}
--- a/src/pages/contents/[slug]/read.tsx
+++ b/src/pages/contents/[slug]/read.tsx
@ -19,7 +19,11 @@ import {
  getContentText,
 } from "graphql/operations";
 import { GetContentTextQuery } from "graphql/operations-types";
-import { GetStaticPaths, GetStaticProps } from "next";
+import {
+  GetStaticPathsContext,
+  GetStaticPathsResult,
+  GetStaticPropsContext,
+} from "next";
 import { useRouter } from "next/router";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
 import {
@ -48,7 +52,7 @@ export default function ContentRead(props: ContentReadProps): JSX.Element {
        href={`/contents/${content.slug}`}
        title={"Content"}
        langui={langui}
-        displayOn={ReturnButtonType.Desktop}
+        displayOn={ReturnButtonType.desktop}
        horizontalLine
      />

@ -163,7 +167,7 @@ export default function ContentRead(props: ContentReadProps): JSX.Element {
        href={`/contents/${content.slug}`}
        title={langui.content}
        langui={langui}
-        displayOn={ReturnButtonType.Mobile}
+        displayOn={ReturnButtonType.mobile}
        className="mb-10"
      />
      <div className="grid place-items-center">
@ -192,7 +196,7 @@ export default function ContentRead(props: ContentReadProps): JSX.Element {

        <HorizontalLine />

-        {locales.includes(router.locale || "en") ? (
+        {locales.includes(router.locale ?? "en") ? (
          <Markdawn router={router} text={content.text_set[0].text} />
        ) : (
          <LanguageSwitcher
@ -219,9 +223,7 @@ export default function ContentRead(props: ContentReadProps): JSX.Element {
  if (content.categories.data.length > 0) {
    description += `${langui.categories}: `;
    description += content.categories.data
-      .map((category) => {
-        return category.attributes.short;
-      })
+      .map((category) => category.attributes.short)
      .join(" | ");
    description += "\n";
  }
@ -247,12 +249,14 @@ export default function ContentRead(props: ContentReadProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
-  const slug = context.params?.slug?.toString() || "";
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: ContentReadProps }> {
+  const slug = context.params?.slug?.toString() ?? "";
  const content = (
    await getContentText({
      slug: slug,
-      language_code: context.locale || "en",
+      language_code: context.locale ?? "en",
    })
  ).contents.data[0];
  const props: ContentReadProps = {
@ -261,26 +265,21 @@ export const getStaticProps: GetStaticProps = async (context) => {
    contentId: content.id,
    locales: (
      await getContentLanguages({ slug: slug })
-    ).contents.data[0].attributes.text_set.map((translation) => {
-      return translation.language.data.attributes.code;
-    }),
+    ).contents.data[0].attributes.text_set.map(
+      (translation) => translation.language.data.attributes.code
+    ),
  };
  return {
    props: props,
  };
-};
+}

-export const getStaticPaths: GetStaticPaths = async (context) => {
-  type Path = {
-    params: {
-      slug: string;
-    };
-    locale: string;
-  };
-
-  const data = await getContentsSlugs({});
-  const paths: Path[] = [];
-  data.contents.data.map((item) => {
+export async function getStaticPaths(
+  context: GetStaticPathsContext
+): Promise<GetStaticPathsResult> {
+  const contents = await getContentsSlugs({});
+  const paths: GetStaticPathsResult["paths"] = [];
+  contents.contents.data.map((item) => {
    context.locales?.map((local) => {
      paths.push({ params: { slug: item.attributes.slug }, locale: local });
    });
@ -289,14 +288,13 @@ export const getStaticPaths: GetStaticPaths = async (context) => {
    paths,
    fallback: false,
  };
-};
+}

-export function useTesting(props: ContentReadProps) {
+function useTesting(props: ContentReadProps) {
  const router = useRouter();
  const { content, contentId } = props;

-  const contentURL =
-    "/admin/content-manager/collectionType/api::content.content/" + contentId;
+  const contentURL = `/admin/content-manager/collectionType/api::content.content/${contentId}`;

  if (router.locale === "en") {
    if (content.categories.data.length === 0) {
@ -323,18 +321,17 @@ export function useTesting(props: ContentReadProps) {
  }

  if (content.text_set.length > 1) {
-    console.warn(
-      prettyTestError(
-        router,
-        "More than one textset for this language",
-        ["content", "text_set"],
-        contentURL
-      )
+    prettyTestError(
+      router,
+      "More than one textset for this language",
+      ["content", "text_set"],
+      contentURL
    );
  }

  if (content.text_set.length === 1) {
    const textset = content.text_set[0];
+
    if (!textset.text) {
      prettyTestError(
        router,
@ -350,43 +347,41 @@ export function useTesting(props: ContentReadProps) {
        ["content", "text_set"],
        contentURL
      );
+    } else if (textset.source_language.data.attributes.code === router.locale) {
+      // This is a transcript
+      if (textset.transcribers.data.length === 0) {
+        prettyTestError(
+          router,
+          "Missing transcribers attribution",
+          ["content", "text_set"],
+          contentURL
+        );
+      }
+      if (textset.translators.data.length > 0) {
+        prettyTestError(
+          router,
+          "Transcripts shouldn't have translators",
+          ["content", "text_set"],
+          contentURL
+        );
+      }
    } else {
-      if (textset.source_language.data.attributes.code === router.locale) {
-        // This is a transcript
-        if (textset.transcribers.data.length === 0) {
-          prettyTestError(
-            router,
-            "Missing transcribers attribution",
-            ["content", "text_set"],
-            contentURL
-          );
-        }
-        if (textset.translators.data.length > 0) {
-          prettyTestError(
-            router,
-            "Transcripts shouldn't have translators",
-            ["content", "text_set"],
-            contentURL
-          );
-        }
-      } else {
-        // This is a translation
-        if (textset.translators.data.length === 0) {
-          prettyTestError(
-            router,
-            "Missing translators attribution",
-            ["content", "text_set"],
-            contentURL
-          );
-        }
-        if (textset.transcribers.data.length > 0) {
-          prettyTestError(
-            router,
-            "Translations shouldn't have transcribers",
-            ["content", "text_set"],
-            contentURL
-          );
-        }
+      // This is a translation
+      if (textset.translators.data.length === 0) {
+        prettyTestError(
+          router,
+          "Missing translators attribution",
+          ["content", "text_set"],
+          contentURL
+        );
+      }
+      if (textset.transcribers.data.length > 0) {
+        prettyTestError(
+          router,
+          "Translations shouldn't have transcribers",
+          ["content", "text_set"],
+          contentURL
+        );
      }
    }
  }
--- a/src/pages/contents/index.tsx
+++ b/src/pages/contents/index.tsx
@ -12,7 +12,7 @@ import {
  GetContentsQuery,
  GetWebsiteInterfaceQuery,
 } from "graphql/operations-types";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
 import { prettyinlineTitle, prettySlug } from "queries/helpers";
 import { useEffect, useState } from "react";
@ -64,7 +64,7 @@ export default function Contents(props: ContentsProps): JSX.Element {
            <>
              {name && (
                <h2
-                  key={"h2" + name}
+                  key={`h2${name}`}
                  className="text-2xl pb-2 pt-10 first-of-type:pt-0 flex flex-row place-items-center gap-2"
                >
                  {name}
@ -76,7 +76,7 @@ export default function Contents(props: ContentsProps): JSX.Element {
                </h2>
              )}
              <div
-                key={"items" + name}
+                key={`items${name}`}
                className="grid gap-8 items-end grid-cols-2 desktop:grid-cols-[repeat(auto-fill,_minmax(15rem,1fr))]"
              >
                {items.map((item) => (
@ -99,10 +99,12 @@ export default function Contents(props: ContentsProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: ContentsProps }> {
  const contents = (
    await getContents({
-      language_code: context.locale || "en",
+      language_code: context.locale ?? "en",
    })
  ).contents.data;

@ -133,7 +135,7 @@ export const getStaticProps: GetStaticProps = async (context) => {
  return {
    props: props,
  };
-};
+}

 function getGroups(
  langui: GetWebsiteInterfaceQuery["websiteInterfaces"]["data"][number]["attributes"],
@ -141,55 +143,58 @@ function getGroups(
  items: ContentsProps["contents"]
 ): GroupContentItems {
  switch (groupByType) {
-    case 0:
-      const typeGroup = new Map();
-      typeGroup.set("Drakengard 1", []);
-      typeGroup.set("Drakengard 1.3", []);
-      typeGroup.set("Drakengard 2", []);
-      typeGroup.set("Drakengard 3", []);
-      typeGroup.set("Drakengard 4", []);
-      typeGroup.set("NieR Gestalt", []);
-      typeGroup.set("NieR Replicant", []);
-      typeGroup.set("NieR Replicant ver.1.22474487139...", []);
-      typeGroup.set("NieR:Automata", []);
-      typeGroup.set("NieR Re[in]carnation", []);
-      typeGroup.set("SINoALICE", []);
-      typeGroup.set("Voice of Cards", []);
-      typeGroup.set("Final Fantasy XIV", []);
-      typeGroup.set("Thou Shalt Not Die", []);
-      typeGroup.set("Bakuken", []);
-      typeGroup.set("YoRHa", []);
-      typeGroup.set("YoRHa Boys", []);
-      typeGroup.set(langui.no_category, []);
+    case 0: {
+      const group = new Map();
+      group.set("Drakengard 1", []);
+      group.set("Drakengard 1.3", []);
+      group.set("Drakengard 2", []);
+      group.set("Drakengard 3", []);
+      group.set("Drakengard 4", []);
+      group.set("NieR Gestalt", []);
+      group.set("NieR Replicant", []);
+      group.set("NieR Replicant ver.1.22474487139...", []);
+      group.set("NieR:Automata", []);
+      group.set("NieR Re[in]carnation", []);
+      group.set("SINoALICE", []);
+      group.set("Voice of Cards", []);
+      group.set("Final Fantasy XIV", []);
+      group.set("Thou Shalt Not Die", []);
+      group.set("Bakuken", []);
+      group.set("YoRHa", []);
+      group.set("YoRHa Boys", []);
+      group.set(langui.no_category, []);

      items.map((item) => {
        if (item.attributes.categories.data.length === 0) {
-          typeGroup.get(langui.no_category)?.push(item);
+          group.get(langui.no_category)?.push(item);
        } else {
          item.attributes.categories.data.map((category) => {
-            typeGroup.get(category.attributes.name)?.push(item);
+            group.get(category.attributes.name)?.push(item);
          });
        }
      });
-      return typeGroup;
+      return group;
+    }

-    case 1:
-      const groupType: GroupContentItems = new Map();
+    case 1: {
+      const group: GroupContentItems = new Map();
      items.map((item) => {
        const type =
          item.attributes.type.data.attributes.titles.length > 0
            ? item.attributes.type.data.attributes.titles[0].title
            : prettySlug(item.attributes.type.data.attributes.slug);

-        if (!groupType.has(type)) groupType.set(type, []);
-        groupType.get(type)?.push(item);
+        if (!group.has(type)) group.set(type, []);
+        group.get(type)?.push(item);
      });

-      return groupType;
+      return group;
+    }

-    default:
-      const groupDefault: GroupContentItems = new Map();
-      groupDefault.set("", items);
-      return groupDefault;
+    default: {
+      const group: GroupContentItems = new Map();
+      group.set("", items);
+      return group;
+    }
  }
 }
--- a/src/pages/editor.tsx
+++ b/src/pages/editor.tsx
@ -3,20 +3,20 @@ import Markdawn from "components/Markdown/Markdawn";
 import ContentPanel, {
  ContentPanelWidthSizes,
 } from "components/Panels/ContentPanel";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { useRouter } from "next/router";
 import Script from "next/script";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
 import { useCallback, useState } from "react";
+import { default as TurndownService } from "turndown";

 interface EditorProps extends AppStaticProps {}

 export default function Editor(props: EditorProps): JSX.Element {
-  const { langui } = props;
  const router = useRouter();

-  const handleInput = useCallback((e) => {
-    setMarkdown(e.target.value);
+  const handleInput = useCallback((event) => {
+    setMarkdown(event.target.value);
  }, []);

  const [markdown, setMarkdown] = useState("");
@ -53,7 +53,6 @@ export default function Editor(props: EditorProps): JSX.Element {
            id="htmlMdTextArea"
            title="Ouput textarea"
            onPaste={(event) => {
-              const TurndownService = require("turndown").default;
              const turndownService = new TurndownService({
                headingStyle: "atx",
                codeBlockStyle: "fenced",
@ -63,9 +62,9 @@ export default function Editor(props: EditorProps): JSX.Element {
              });

              let paste = event.clipboardData.getData("text/html");
-              paste = paste.replace(/<\!--.*?-->/g, "");
+              paste = paste.replace(/<!--.*?-->/u, "");
              paste = turndownService.turndown(paste);
-              paste = paste.replace(/<\!--.*?-->/g, "");
+              paste = paste.replace(/<!--.*?-->/u, "");

              const target = event.target as HTMLTextAreaElement;
              target.value = paste;
@ -93,11 +92,13 @@ export default function Editor(props: EditorProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: EditorProps }> {
  const props: EditorProps = {
    ...(await getAppStaticProps(context)),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/gallery/index.tsx
+++ b/src/pages/gallery/index.tsx
@ -1,5 +1,5 @@
 import AppLayout from "components/AppLayout";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";

 interface GalleryProps extends AppStaticProps {}
@ -22,11 +22,13 @@ export default function Gallery(props: GalleryProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: GalleryProps }> {
  const props: GalleryProps = {
    ...(await getAppStaticProps(context)),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/index.tsx
+++ b/src/pages/index.tsx
@ -4,7 +4,7 @@ import Markdawn from "components/Markdown/Markdawn";
 import ContentPanel from "components/Panels/ContentPanel";
 import { getPost, getPostLanguages } from "graphql/operations";
 import { GetPostQuery } from "graphql/operations-types";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { useRouter } from "next/router";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
 import { prettySlug } from "queries/helpers";
@ -27,7 +27,7 @@ export default function Home(props: HomeProps): JSX.Element {
          Discover • Analyse • Translate • Archive
        </h2>
      </div>
-      {locales.includes(router.locale || "en") ? (
+      {locales.includes(router.locale ?? "en") ? (
        <Markdawn router={router} text={post.translations[0].body} />
      ) : (
        <LanguageSwitcher
@ -53,23 +53,25 @@ export default function Home(props: HomeProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: HomeProps }> {
  const slug = "home";
  const props: HomeProps = {
    ...(await getAppStaticProps(context)),
    post: (
      await getPost({
        slug: slug,
-        language_code: context.locale || "en",
+        language_code: context.locale ?? "en",
      })
    ).posts.data[0].attributes,
    locales: (
      await getPostLanguages({ slug: slug })
-    ).posts.data[0].attributes.translations.map((translation) => {
-      return translation.language.data.attributes.code;
-    }),
+    ).posts.data[0].attributes.translations.map(
+      (translation) => translation.language.data.attributes.code
+    ),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/library/[slug].tsx
+++ b/src/pages/library/[slug].tsx
@ -21,7 +21,11 @@ import {
  Enum_Componentmetadatabooks_Page_Order,
  GetLibraryItemQuery,
 } from "graphql/operations-types";
-import { GetStaticPaths, GetStaticProps } from "next";
+import {
+  GetStaticPathsContext,
+  GetStaticPathsResult,
+  GetStaticPropsContext,
+} from "next";
 import { useRouter } from "next/router";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
 import {
@ -64,7 +68,7 @@ export default function LibrarySlug(props: LibrarySlugProps): JSX.Element {
        href="/library/"
        title={langui.library}
        langui={langui}
-        displayOn={ReturnButtonType.Desktop}
+        displayOn={ReturnButtonType.desktop}
        horizontalLine
      />

@ -122,7 +126,7 @@ export default function LibrarySlug(props: LibrarySlugProps): JSX.Element {
        href="/library/"
        title={langui.library}
        langui={langui}
-        displayOn={ReturnButtonType.Mobile}
+        displayOn={ReturnButtonType.mobile}
        className="mb-10"
      />
      <div className="grid place-items-center gap-12">
@ -189,12 +193,9 @@ export default function LibrarySlug(props: LibrarySlugProps): JSX.Element {
                  onClick={() => {
                    setLightboxOpen(true);
                    setLightboxImages(
-                      item.gallery.data.map((image) => {
-                        return getAssetURL(
-                          image.attributes.url,
-                          ImageQuality.Large
-                        );
-                      })
+                      item.gallery.data.map((image) =>
+                        getAssetURL(image.attributes.url, ImageQuality.Large)
+                      )
                    );
                    setLightboxIndex(index);
                  }}
@ -408,11 +409,13 @@ export default function LibrarySlug(props: LibrarySlugProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: LibrarySlugProps }> {
  const item = (
    await getLibraryItem({
-      slug: context.params?.slug?.toString() || "",
-      language_code: context.locale || "en",
+      slug: context.params?.slug?.toString() ?? "",
+      language_code: context.locale ?? "en",
    })
  ).libraryItems.data[0];
  const props: LibrarySlugProps = {
@ -423,19 +426,14 @@ export const getStaticProps: GetStaticProps = async (context) => {
  return {
    props: props,
  };
-};
+}

-export const getStaticPaths: GetStaticPaths = async (context) => {
-  type Path = {
-    params: {
-      slug: string;
-    };
-    locale: string;
-  };
-
-  const data = await getLibraryItemsSlugs({});
-  const paths: Path[] = [];
-  data.libraryItems.data.map((item) => {
+export async function getStaticPaths(
+  context: GetStaticPathsContext
+): Promise<GetStaticPathsResult> {
+  const libraryItems = await getLibraryItemsSlugs({});
+  const paths: GetStaticPathsResult["paths"] = [];
+  libraryItems.libraryItems.data.map((item) => {
    context.locales?.map((local) => {
      paths.push({ params: { slug: item.attributes.slug }, locale: local });
    });
@ -444,15 +442,13 @@ export const getStaticPaths: GetStaticPaths = async (context) => {
    paths,
    fallback: false,
  };
-};
+}

 function useTesting(props: LibrarySlugProps) {
  const { item, itemId } = props;
  const router = useRouter();

-  const libraryItemURL =
-    "/admin/content-manager/collectionType/api::library-item.library-item/" +
-    itemId;
+  const libraryItemURL = `/admin/content-manager/collectionType/api::library-item.library-item/${itemId}`;

  sortContent(item.contents);

@ -472,269 +468,264 @@ function useTesting(props: LibrarySlugProps) {
        ["libraryItem"],
        libraryItemURL
      );
+    } else if (
+      item.metadata[0].__typename === "ComponentMetadataGroup" &&
+      (item.metadata[0].subtype.data.attributes.slug === "relation-set" ||
+        item.metadata[0].subtype.data.attributes.slug === "variant-set")
+    ) {
+      // This is a group type item
+      if (item.price) {
+        prettyTestError(
+          router,
+          "Group-type items shouldn't have price",
+          ["libraryItem"],
+          libraryItemURL
+        );
+      }
+      if (item.size) {
+        prettyTestError(
+          router,
+          "Group-type items shouldn't have size",
+          ["libraryItem"],
+          libraryItemURL
+        );
+      }
+      if (item.release_date) {
+        prettyTestError(
+          router,
+          "Group-type items shouldn't have release_date",
+          ["libraryItem"],
+          libraryItemURL
+        );
+      }
+      if (item.contents.data.length > 0) {
+        prettyTestError(
+          router,
+          "Group-type items shouldn't have contents",
+          ["libraryItem"],
+          libraryItemURL
+        );
+      }
+      if (item.subitems.data.length === 0) {
+        prettyTestError(
+          router,
+          "Group-type items should have subitems",
+          ["libraryItem"],
+          libraryItemURL
+        );
+      }
    } else {
-      if (
-        item.metadata[0].__typename === "ComponentMetadataGroup" &&
-        (item.metadata[0].subtype.data.attributes.slug === "relation-set" ||
-          item.metadata[0].subtype.data.attributes.slug === "variant-set")
-      ) {
-        // This is a group type item
-        if (item.price) {
-          prettyTestError(
-            router,
-            "Group-type items shouldn't have price",
-            ["libraryItem"],
-            libraryItemURL
-          );
-        }
-        if (item.size) {
-          prettyTestError(
-            router,
-            "Group-type items shouldn't have size",
-            ["libraryItem"],
-            libraryItemURL
-          );
-        }
-        if (item.release_date) {
-          prettyTestError(
-            router,
-            "Group-type items shouldn't have release_date",
-            ["libraryItem"],
-            libraryItemURL
-          );
-        }
-        if (item.contents.data.length > 0) {
-          prettyTestError(
-            router,
-            "Group-type items shouldn't have contents",
-            ["libraryItem"],
-            libraryItemURL
-          );
-        }
+      // This is a normal item
+
+      if (item.metadata[0].__typename === "ComponentMetadataGroup") {
        if (item.subitems.data.length === 0) {
          prettyTestError(
            router,
-            "Group-type items should have subitems",
+            "Group-type item should have subitems",
            ["libraryItem"],
            libraryItemURL
          );
        }
+      }
+
+      if (item.price) {
+        if (!item.price.amount) {
+          prettyTestError(
+            router,
+            "Missing amount",
+            ["libraryItem", "price"],
+            libraryItemURL
+          );
+        }
+        if (!item.price.currency) {
+          prettyTestError(
+            router,
+            "Missing currency",
+            ["libraryItem", "price"],
+            libraryItemURL
+          );
+        }
      } else {
-        // This is a normal item
+        prettyTestWarning(
+          router,
+          "Missing price",
+          ["libraryItem"],
+          libraryItemURL
+        );
+      }

-        if (item.metadata[0].__typename === "ComponentMetadataGroup") {
-          if (item.subitems.data.length === 0) {
-            prettyTestError(
-              router,
-              "Group-type item should have subitems",
-              ["libraryItem"],
-              libraryItemURL
-            );
-          }
-        }
-
-        if (!item.price) {
-          prettyTestWarning(
-            router,
-            "Missing price",
-            ["libraryItem"],
-            libraryItemURL
-          );
-        } else {
-          if (!item.price.amount) {
-            prettyTestError(
-              router,
-              "Missing amount",
-              ["libraryItem", "price"],
-              libraryItemURL
-            );
-          }
-          if (!item.price.currency) {
-            prettyTestError(
-              router,
-              "Missing currency",
-              ["libraryItem", "price"],
-              libraryItemURL
-            );
-          }
-        }
-
-        if (!item.digital) {
-          if (!item.size) {
+      if (!item.digital) {
+        if (item.size) {
+          if (!item.size.width) {
            prettyTestWarning(
              router,
-              "Missing size",
-              ["libraryItem"],
+              "Missing width",
+              ["libraryItem", "size"],
              libraryItemURL
            );
-          } else {
-            if (!item.size.width) {
-              prettyTestWarning(
-                router,
-                "Missing width",
-                ["libraryItem", "size"],
-                libraryItemURL
-              );
-            }
-            if (!item.size.height) {
-              prettyTestWarning(
-                router,
-                "Missing height",
-                ["libraryItem", "size"],
-                libraryItemURL
-              );
-            }
-            if (!item.size.thickness) {
-              prettyTestWarning(
-                router,
-                "Missing thickness",
-                ["libraryItem", "size"],
-                libraryItemURL
-              );
-            }
          }
-        }
-
-        if (!item.release_date) {
+          if (!item.size.height) {
+            prettyTestWarning(
+              router,
+              "Missing height",
+              ["libraryItem", "size"],
+              libraryItemURL
+            );
+          }
+          if (!item.size.thickness) {
+            prettyTestWarning(
+              router,
+              "Missing thickness",
+              ["libraryItem", "size"],
+              libraryItemURL
+            );
+          }
+        } else {
          prettyTestWarning(
            router,
-            "Missing release_date",
+            "Missing size",
            ["libraryItem"],
            libraryItemURL
          );
-        } else {
-          if (!item.release_date.year) {
-            prettyTestError(
-              router,
-              "Missing year",
-              ["libraryItem", "release_date"],
-              libraryItemURL
-            );
-          }
-          if (!item.release_date.month) {
-            prettyTestError(
-              router,
-              "Missing month",
-              ["libraryItem", "release_date"],
-              libraryItemURL
-            );
-          }
-          if (!item.release_date.day) {
-            prettyTestError(
-              router,
-              "Missing day",
-              ["libraryItem", "release_date"],
-              libraryItemURL
-            );
-          }
        }
+      }

-        if (item.contents.data.length === 0) {
-          prettyTestWarning(
+      if (item.release_date) {
+        if (!item.release_date.year) {
+          prettyTestError(
            router,
-            "Missing contents",
-            ["libraryItem"],
+            "Missing year",
+            ["libraryItem", "release_date"],
            libraryItemURL
          );
-        } else {
-          let currentRangePage = 0;
-          item.contents.data.map((content) => {
-            const contentURL =
-              "/admin/content-manager/collectionType/api::content.content/" +
-              content.id;
+        }
+        if (!item.release_date.month) {
+          prettyTestError(
+            router,
+            "Missing month",
+            ["libraryItem", "release_date"],
+            libraryItemURL
+          );
+        }
+        if (!item.release_date.day) {
+          prettyTestError(
+            router,
+            "Missing day",
+            ["libraryItem", "release_date"],
+            libraryItemURL
+          );
+        }
+      } else {
+        prettyTestWarning(
+          router,
+          "Missing release_date",
+          ["libraryItem"],
+          libraryItemURL
+        );
+      }

-            if (content.attributes.scan_set.length === 0) {
-              prettyTestWarning(
+      if (item.contents.data.length === 0) {
+        prettyTestWarning(
+          router,
+          "Missing contents",
+          ["libraryItem"],
+          libraryItemURL
+        );
+      } else {
+        let currentRangePage = 0;
+        item.contents.data.map((content) => {
+          const contentURL = `/admin/content-manager/collectionType/api::content.content/${content.id}`;
+
+          if (content.attributes.scan_set.length === 0) {
+            prettyTestWarning(
+              router,
+              "Missing scan_set",
+              ["libraryItem", "content", content.id],
+              contentURL
+            );
+          }
+          if (content.attributes.range.length === 0) {
+            prettyTestWarning(
+              router,
+              "Missing range",
+              ["libraryItem", "content", content.id],
+              contentURL
+            );
+          } else if (
+            content.attributes.range[0].__typename === "ComponentRangePageRange"
+          ) {
+            if (
+              content.attributes.range[0].starting_page <
+              currentRangePage + 1
+            ) {
+              prettyTestError(
                router,
-                "Missing scan_set",
-                ["libraryItem", "content", content.id],
-                contentURL
-              );
-            }
-            if (content.attributes.range.length === 0) {
-              prettyTestWarning(
-                router,
-                "Missing range",
-                ["libraryItem", "content", content.id],
-                contentURL
+                `Overlapping pages ${content.attributes.range[0].starting_page} to ${currentRangePage}`,
+                ["libraryItem", "content", content.id, "range"],
+                libraryItemURL
              );
            } else if (
-              content.attributes.range[0].__typename ===
-              "ComponentRangePageRange"
+              content.attributes.range[0].starting_page >
+              currentRangePage + 1
            ) {
-              if (
-                content.attributes.range[0].starting_page <
-                currentRangePage + 1
-              ) {
-                prettyTestError(
-                  router,
-                  `Overlapping pages ${content.attributes.range[0].starting_page} to ${currentRangePage}`,
-                  ["libraryItem", "content", content.id, "range"],
-                  libraryItemURL
-                );
-              } else if (
-                content.attributes.range[0].starting_page >
-                currentRangePage + 1
-              ) {
-                prettyTestError(
-                  router,
-                  `Missing pages ${currentRangePage + 1} to ${
-                    content.attributes.range[0].starting_page - 1
-                  }`,
-                  ["libraryItem", "content", content.id, "range"],
-                  libraryItemURL
-                );
-              }
-
-              if (!content.attributes.content.data) {
-                prettyTestWarning(
-                  router,
-                  "Missing content",
-                  ["libraryItem", "content", content.id, "range"],
-                  libraryItemURL
-                );
-              }
-
-              currentRangePage = content.attributes.range[0].ending_page;
-            }
-          });
-
-          if (item.metadata[0].__typename === "ComponentMetadataBooks") {
-            if (currentRangePage < item.metadata[0].page_count) {
              prettyTestError(
                router,
                `Missing pages ${currentRangePage + 1} to ${
-                  item.metadata[0].page_count
+                  content.attributes.range[0].starting_page - 1
                }`,
-                ["libraryItem", "content"],
-                libraryItemURL
-              );
-            } else if (currentRangePage > item.metadata[0].page_count) {
-              prettyTestError(
-                router,
-                `Page overflow, content references pages up to ${currentRangePage} when the highest expected was ${item.metadata[0].page_count}`,
-                ["libraryItem", "content"],
+                ["libraryItem", "content", content.id, "range"],
                libraryItemURL
              );
            }

-            if (item.metadata[0].languages.data.length === 0) {
+            if (!content.attributes.content.data) {
              prettyTestWarning(
                router,
-                "Missing language",
-                ["libraryItem", "metadata"],
+                "Missing content",
+                ["libraryItem", "content", content.id, "range"],
                libraryItemURL
              );
            }

-            if (!item.metadata[0].page_count) {
-              prettyTestWarning(
-                router,
-                "Missing page_count",
-                ["libraryItem", "metadata"],
-                libraryItemURL
-              );
-            }
+            currentRangePage = content.attributes.range[0].ending_page;
+          }
+        });
+
+        if (item.metadata[0].__typename === "ComponentMetadataBooks") {
+          if (currentRangePage < item.metadata[0].page_count) {
+            prettyTestError(
+              router,
+              `Missing pages ${currentRangePage + 1} to ${
+                item.metadata[0].page_count
+              }`,
+              ["libraryItem", "content"],
+              libraryItemURL
+            );
+          } else if (currentRangePage > item.metadata[0].page_count) {
+            prettyTestError(
+              router,
+              `Page overflow, content references pages up to ${currentRangePage} when the highest expected was ${item.metadata[0].page_count}`,
+              ["libraryItem", "content"],
+              libraryItemURL
+            );
+          }
+
+          if (item.metadata[0].languages.data.length === 0) {
+            prettyTestWarning(
+              router,
+              "Missing language",
+              ["libraryItem", "metadata"],
+              libraryItemURL
+            );
+          }
+
+          if (!item.metadata[0].page_count) {
+            prettyTestWarning(
+              router,
+              "Missing page_count",
+              ["libraryItem", "metadata"],
+              libraryItemURL
+            );
          }
        }
      }
--- a/src/pages/library/index.tsx
+++ b/src/pages/library/index.tsx
@ -14,7 +14,7 @@ import {
  GetLibraryItemsPreviewQuery,
  GetWebsiteInterfaceQuery,
 } from "graphql/operations-types";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
 import { convertPrice, prettyDate, prettyinlineTitle } from "queries/helpers";
 import { useEffect, useState } from "react";
@ -29,7 +29,7 @@ type GroupLibraryItems = Map<
 >;

 export default function Library(props: LibraryProps): JSX.Element {
-  const { langui, items, currencies } = props;
+  const { langui, items: libraryItems, currencies } = props;

  const [showSubitems, setShowSubitems] = useState<boolean>(false);
  const [showPrimaryItems, setShowPrimaryItems] = useState<boolean>(true);
@ -38,7 +38,12 @@ export default function Library(props: LibraryProps): JSX.Element {
  const [groupingMethod, setGroupingMethod] = useState<number>(-1);

  const [filteredItems, setFilteredItems] = useState<LibraryProps["items"]>(
-    filterItems(showSubitems, showPrimaryItems, showSecondaryItems, items)
+    filterItems(
+      showSubitems,
+      showPrimaryItems,
+      showSecondaryItems,
+      libraryItems
+    )
  );

  const [sortedItems, setSortedItem] = useState<LibraryProps["items"]>(
@ -51,9 +56,14 @@ export default function Library(props: LibraryProps): JSX.Element {

  useEffect(() => {
    setFilteredItems(
-      filterItems(showSubitems, showPrimaryItems, showSecondaryItems, items)
+      filterItems(
+        showSubitems,
+        showPrimaryItems,
+        showSecondaryItems,
+        libraryItems
+      )
    );
-  }, [showSubitems, items, showPrimaryItems, showSecondaryItems]);
+  }, [showSubitems, libraryItems, showPrimaryItems, showSecondaryItems]);

  useEffect(() => {
    setSortedItem(sortBy(sortingMethod, filteredItems, currencies));
@ -116,7 +126,7 @@ export default function Library(props: LibraryProps): JSX.Element {
            <>
              {name && (
                <h2
-                  key={"h2" + name}
+                  key={`h2${name}`}
                  className="text-2xl pb-2 pt-10 first-of-type:pt-0 flex flex-row place-items-center gap-2"
                >
                  {name}
@ -128,7 +138,7 @@ export default function Library(props: LibraryProps): JSX.Element {
                </h2>
              )}
              <div
-                key={"items" + name}
+                key={`items${name}`}
                className="grid gap-8 items-end mobile:grid-cols-2 desktop:grid-cols-[repeat(auto-fill,_minmax(13rem,1fr))] pb-12 border-b-[3px] border-dotted last-of-type:border-0"
              >
                {items.map((item) => (
@ -155,19 +165,21 @@ export default function Library(props: LibraryProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: LibraryProps }> {
  const props: LibraryProps = {
    ...(await getAppStaticProps(context)),
    items: (
      await getLibraryItemsPreview({
-        language_code: context.locale || "en",
+        language_code: context.locale ?? "en",
      })
    ).libraryItems.data,
  };
  return {
    props: props,
  };
-};
+}

 function getGroups(
  langui: GetWebsiteInterfaceQuery["websiteInterfaces"]["data"][number]["attributes"],
@ -175,7 +187,7 @@ function getGroups(
  items: LibraryProps["items"]
 ): GroupLibraryItems {
  switch (groupByType) {
-    case 0:
+    case 0: {
      const typeGroup = new Map();
      typeGroup.set("Drakengard 1", []);
      typeGroup.set("Drakengard 1.3", []);
@ -207,63 +219,73 @@ function getGroups(
      });

      return typeGroup;
+    }

-    case 1:
-      const groupType: GroupLibraryItems = new Map();
-      groupType.set(langui.audio, []);
-      groupType.set(langui.game, []);
-      groupType.set(langui.textual, []);
-      groupType.set(langui.video, []);
-      groupType.set(langui.other, []);
-      groupType.set(langui.group, []);
-      groupType.set(langui.no_type, []);
+    case 1: {
+      const group: GroupLibraryItems = new Map();
+      group.set(langui.audio, []);
+      group.set(langui.game, []);
+      group.set(langui.textual, []);
+      group.set(langui.video, []);
+      group.set(langui.other, []);
+      group.set(langui.group, []);
+      group.set(langui.no_type, []);
      items.map((item) => {
        if (item.attributes.metadata.length > 0) {
          switch (item.attributes.metadata[0].__typename) {
            case "ComponentMetadataAudio":
-              groupType.get(langui.audio)?.push(item);
+              group.get(langui.audio)?.push(item);
              break;
            case "ComponentMetadataGame":
-              groupType.get(langui.game)?.push(item);
+              group.get(langui.game)?.push(item);
              break;
            case "ComponentMetadataBooks":
-              groupType.get(langui.textual)?.push(item);
+              group.get(langui.textual)?.push(item);
              break;
            case "ComponentMetadataVideo":
-              groupType.get(langui.video)?.push(item);
+              group.get(langui.video)?.push(item);
              break;
            case "ComponentMetadataOther":
-              groupType.get(langui.other)?.push(item);
+              group.get(langui.other)?.push(item);
              break;
            case "ComponentMetadataGroup":
              switch (
                item.attributes.metadata[0].subitems_type.data.attributes.slug
              ) {
                case "audio":
-                  groupType.get(langui.audio)?.push(item);
+                  group.get(langui.audio)?.push(item);
                  break;
                case "video":
-                  groupType.get(langui.video)?.push(item);
+                  group.get(langui.video)?.push(item);
                  break;
                case "game":
-                  groupType.get(langui.game)?.push(item);
+                  group.get(langui.game)?.push(item);
                  break;
                case "textual":
-                  groupType.get(langui.textual)?.push(item);
+                  group.get(langui.textual)?.push(item);
                  break;
                case "mixed":
-                  groupType.get(langui.group)?.push(item);
+                  group.get(langui.group)?.push(item);
                  break;
+                default: {
+                  throw new Error(
+                    "An unexpected subtype of group-metadata was given"
+                  );
+                }
              }
              break;
+            default: {
+              throw new Error("An unexpected type of metadata was given");
+            }
          }
        } else {
-          groupType.get(langui.no_type)?.push(item);
+          group.get(langui.no_type)?.push(item);
        }
      });
-      return groupType;
+      return group;
+    }

-    case 2:
+    case 2: {
      const years: number[] = [];
      items.map((item) => {
        if (item.attributes.release_date) {
@ -271,28 +293,28 @@ function getGroups(
            years.push(item.attributes.release_date.year);
        }
      });
-      const groupYear: GroupLibraryItems = new Map();
-      years.sort();
+      const group: GroupLibraryItems = new Map();
+      years.sort((a, b) => a - b);
      years.map((year) => {
-        groupYear.set(year.toString(), []);
+        group.set(year.toString(), []);
      });
-      groupYear.set(langui.no_year, []);
+      group.set(langui.no_year, []);
      items.map((item) => {
        if (item.attributes.release_date) {
-          groupYear
-            .get(item.attributes.release_date.year.toString())
-            ?.push(item);
+          group.get(item.attributes.release_date.year.toString())?.push(item);
        } else {
-          groupYear.get(langui.no_year)?.push(item);
+          group.get(langui.no_year)?.push(item);
        }
      });

-      return groupYear;
+      return group;
+    }

-    default:
-      const groupDefault: GroupLibraryItems = new Map();
-      groupDefault.set("", items);
-      return groupDefault;
+    default: {
+      const group: GroupLibraryItems = new Map();
+      group.set("", items);
+      return group;
+    }
  }
 }

@ -353,13 +375,13 @@ function sortBy(
    case 2:
      return [...items].sort((a, b) => {
        const dateA =
-          a.attributes.release_date !== null
-            ? prettyDate(a.attributes.release_date)
-            : "9999";
+          a.attributes.release_date === null
+            ? "9999"
+            : prettyDate(a.attributes.release_date);
        const dateB =
-          b.attributes.release_date !== null
-            ? prettyDate(b.attributes.release_date)
-            : "9999";
+          b.attributes.release_date === null
+            ? "9999"
+            : prettyDate(b.attributes.release_date);
        return dateA.localeCompare(dateB);
      });
    default:
--- a/src/pages/merch/index.tsx
+++ b/src/pages/merch/index.tsx
@ -1,7 +1,7 @@
 import AppLayout from "components/AppLayout";
 import PanelHeader from "components/PanelComponents/PanelHeader";
 import SubPanel from "components/Panels/SubPanel";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";

 interface MerchProps extends AppStaticProps {}
@ -20,11 +20,13 @@ export default function Merch(props: MerchProps): JSX.Element {
  return <AppLayout navTitle={langui.merch} subPanel={subPanel} {...props} />;
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: MerchProps }> {
  const props: MerchProps = {
    ...(await getAppStaticProps(context)),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/news/[slug].tsx
+++ b/src/pages/news/[slug].tsx
@ -14,7 +14,11 @@ import RecorderChip from "components/RecorderChip";
 import ToolTip from "components/ToolTip";
 import { getPost, getPostLanguages, getPostsSlugs } from "graphql/operations";
 import { GetPostQuery, StrapiImage } from "graphql/operations-types";
-import { GetStaticPaths, GetStaticProps } from "next";
+import {
+  GetStaticPathsContext,
+  GetStaticPathsResult,
+  GetStaticPropsContext,
+} from "next";
 import { useRouter } from "next/router";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
 import { getStatusDescription, prettySlug } from "queries/helpers";
@ -42,7 +46,7 @@ export default function LibrarySlug(props: PostProps): JSX.Element {
        href="/news"
        title={langui.news}
        langui={langui}
-        displayOn={ReturnButtonType.Desktop}
+        displayOn={ReturnButtonType.desktop}
        horizontalLine
      />

@ -87,7 +91,7 @@ export default function LibrarySlug(props: PostProps): JSX.Element {
        href="/news"
        title={langui.news}
        langui={langui}
-        displayOn={ReturnButtonType.Mobile}
+        displayOn={ReturnButtonType.mobile}
        className="mb-10"
      />

@ -109,7 +113,7 @@ export default function LibrarySlug(props: PostProps): JSX.Element {

      <HorizontalLine />

-      {locales.includes(router.locale || "en") ? (
+      {locales.includes(router.locale ?? "en") ? (
        <Markdawn router={router} text={post.translations[0].body} />
      ) : (
        <LanguageSwitcher
@ -138,12 +142,14 @@ export default function LibrarySlug(props: PostProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
-  const slug = context.params?.slug?.toString() || "";
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: PostProps }> {
+  const slug = context.params?.slug?.toString() ?? "";
  const post = (
    await getPost({
      slug: slug,
-      language_code: context.locale || "en",
+      language_code: context.locale ?? "en",
    })
  ).posts.data[0];
  const props: PostProps = {
@ -152,26 +158,21 @@ export const getStaticProps: GetStaticProps = async (context) => {
    postId: post.id,
    locales: (
      await getPostLanguages({ slug: slug })
-    ).posts.data[0].attributes.translations.map((translation) => {
-      return translation.language.data.attributes.code;
-    }),
+    ).posts.data[0].attributes.translations.map(
+      (translation) => translation.language.data.attributes.code
+    ),
  };
  return {
    props: props,
  };
-};
+}

-export const getStaticPaths: GetStaticPaths = async (context) => {
-  type Path = {
-    params: {
-      slug: string;
-    };
-    locale: string;
-  };
-
-  const data = await getPostsSlugs({});
-  const paths: Path[] = [];
-  data.posts.data.map((item) => {
+export async function getStaticPaths(
+  context: GetStaticPathsContext
+): Promise<GetStaticPathsResult> {
+  const posts = await getPostsSlugs({});
+  const paths: GetStaticPathsResult["paths"] = [];
+  posts.posts.data.map((item) => {
    context.locales?.map((local) => {
      paths.push({ params: { slug: item.attributes.slug }, locale: local });
    });
@ -180,4 +181,4 @@ export const getStaticPaths: GetStaticPaths = async (context) => {
    paths,
    fallback: false,
  };
-};
+}
--- a/src/pages/news/index.tsx
+++ b/src/pages/news/index.tsx
@ -7,7 +7,7 @@ import ContentPanel, {
 import SubPanel from "components/Panels/SubPanel";
 import { getPostsPreview } from "graphql/operations";
 import { GetPostsPreviewQuery } from "graphql/operations-types";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";

 interface NewsProps extends AppStaticProps {
@ -46,14 +46,16 @@ export default function News(props: NewsProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: NewsProps }> {
  const props: NewsProps = {
    ...(await getAppStaticProps(context)),
    posts: await (
-      await getPostsPreview({ language_code: context.locale || "en" })
+      await getPostsPreview({ language_code: context.locale ?? "en" })
    ).posts.data,
  };
  return {
    props: props,
  };
-};
+}
--- a/src/pages/wiki/chronology.tsx
+++ b/src/pages/wiki/chronology.tsx
@ -12,7 +12,7 @@ import {
  GetChronologyItemsQuery,
  GetErasQuery,
 } from "graphql/operations-types";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { useRouter } from "next/router";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";
 import {
@ -31,7 +31,7 @@ export default function Chronology(props: ChronologyProps): JSX.Element {
  const { chronologyItems, chronologyEras, langui } = props;

  // Group by year the Chronology items
-  let chronologyItemYearGroups: GetChronologyItemsQuery["chronologyItems"]["data"][number][][][] =
+  const chronologyItemYearGroups: GetChronologyItemsQuery["chronologyItems"]["data"][number][][][] =
    [];

  chronologyEras.map(() => {
@ -44,20 +44,21 @@ export default function Chronology(props: ChronologyProps): JSX.Element {
      item.attributes.year >
      chronologyEras[currentChronologyEraIndex].attributes.ending_year
    ) {
-      currentChronologyEraIndex++;
+      currentChronologyEraIndex += 1;
    }
    if (
-      !chronologyItemYearGroups[currentChronologyEraIndex].hasOwnProperty(
+      Object.prototype.hasOwnProperty.call(
+        chronologyItemYearGroups[currentChronologyEraIndex],
        item.attributes.year
      )
    ) {
      chronologyItemYearGroups[currentChronologyEraIndex][
        item.attributes.year
-      ] = [item];
+      ].push(item);
    } else {
      chronologyItemYearGroups[currentChronologyEraIndex][
        item.attributes.year
-      ].push(item);
+      ] = [item];
    }
  });

@ -67,22 +68,20 @@ export default function Chronology(props: ChronologyProps): JSX.Element {
        href="/wiki"
        title={langui.wiki}
        langui={langui}
-        displayOn={ReturnButtonType.Desktop}
+        displayOn={ReturnButtonType.desktop}
        horizontalLine
      />

      {chronologyEras.map((era) => (
        <NavOption
          key={era.id}
-          url={"#" + era.attributes.slug}
+          url={`#${era.attributes.slug}`}
          title={
            era.attributes.title.length > 0
              ? era.attributes.title[0].title
              : prettySlug(era.attributes.slug)
          }
-          subtitle={
-            era.attributes.starting_year + " → " + era.attributes.ending_year
-          }
+          subtitle={`${era.attributes.starting_year} → ${era.attributes.ending_year}`}
          border
        />
      ))}
@ -95,7 +94,7 @@ export default function Chronology(props: ChronologyProps): JSX.Element {
        href="/wiki"
        title={langui.wiki}
        langui={langui}
-        displayOn={ReturnButtonType.Mobile}
+        displayOn={ReturnButtonType.mobile}
        className="mb-10"
      />

@ -139,29 +138,29 @@ export default function Chronology(props: ChronologyProps): JSX.Element {
  );
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: ChronologyProps }> {
  const props: ChronologyProps = {
    ...(await getAppStaticProps(context)),
    chronologyItems: (
      await getChronologyItems({
-        language_code: context.locale || "en",
+        language_code: context.locale ?? "en",
      })
    ).chronologyItems.data,
-    chronologyEras: (await getEras({ language_code: context.locale || "en" }))
+    chronologyEras: (await getEras({ language_code: context.locale ?? "en" }))
      .chronologyEras.data,
  };
  return {
    props: props,
  };
-};
+}

 function useTesting(props: ChronologyProps) {
  const router = useRouter();
  const { chronologyItems, chronologyEras } = props;
  chronologyEras.map((era) => {
-    const chronologyErasURL =
-      "/admin/content-manager/collectionType/api::chronology-era.chronology-era/" +
-      chronologyItems[0].id;
+    const chronologyErasURL = `/admin/content-manager/collectionType/api::chronology-era.chronology-era/${chronologyItems[0].id}`;

    if (era.attributes.title.length === 0) {
      prettyTestError(
@ -196,20 +195,11 @@ function useTesting(props: ChronologyProps) {
  });

  chronologyItems.map((item) => {
-    const chronologyItemsURL =
-      "/admin/content-manager/collectionType/api::chronology-item.chronology-item/" +
-      chronologyItems[0].id;
+    const chronologyItemsURL = `/admin/content-manager/collectionType/api::chronology-item.chronology-item/${chronologyItems[0].id}`;

    const date = `${item.attributes.year}/${item.attributes.month}/${item.attributes.day}`;

-    if (!(item.attributes.events.length > 0)) {
-      prettyTestError(
-        router,
-        "No events for this date",
-        ["chronologyItems", date],
-        chronologyItemsURL
-      );
-    } else {
+    if (item.attributes.events.length > 0) {
      item.attributes.events.map((event) => {
        if (!event.source.data) {
          prettyTestError(
@ -228,6 +218,13 @@ function useTesting(props: ChronologyProps) {
          );
        }
      });
+    } else {
+      prettyTestError(
+        router,
+        "No events for this date",
+        ["chronologyItems", date],
+        chronologyItemsURL
+      );
    }
  });
 }
--- a/src/pages/wiki/index.tsx
+++ b/src/pages/wiki/index.tsx
@ -2,7 +2,7 @@ import AppLayout from "components/AppLayout";
 import NavOption from "components/PanelComponents/NavOption";
 import PanelHeader from "components/PanelComponents/PanelHeader";
 import SubPanel from "components/Panels/SubPanel";
-import { GetStaticProps } from "next";
+import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "queries/getAppStaticProps";

 interface WikiProps extends AppStaticProps {}
@ -23,11 +23,13 @@ export default function Wiki(props: WikiProps): JSX.Element {
  return <AppLayout navTitle={langui.wiki} subPanel={subPanel} {...props} />;
 }

-export const getStaticProps: GetStaticProps = async (context) => {
+export async function getStaticProps(
+  context: GetStaticPropsContext
+): Promise<{ props: WikiProps }> {
  const props: WikiProps = {
    ...(await getAppStaticProps(context)),
  };
  return {
    props: props,
  };
-};
+}
--- a/src/queries/getAppStaticProps.ts
+++ b/src/queries/getAppStaticProps.ts
@ -8,8 +8,7 @@ import {
  GetLanguagesQuery,
  GetWebsiteInterfaceQuery,
 } from "graphql/operations-types";
-import { GetStaticPropsContext, PreviewData } from "next";
-import { ParsedUrlQuery } from "querystring";
+import { GetStaticPropsContext } from "next";

 export interface AppStaticProps {
  langui: GetWebsiteInterfaceQuery["websiteInterfaces"]["data"][number]["attributes"];
@ -18,24 +17,20 @@ export interface AppStaticProps {
 }

 export async function getAppStaticProps(
-  context: GetStaticPropsContext<ParsedUrlQuery, PreviewData>
+  context: GetStaticPropsContext
 ): Promise<AppStaticProps> {
  const languages = (await getLanguages({})).languages.data;
-  languages.sort((a, b) => {
-    return a.attributes.localized_name.localeCompare(
-      b.attributes.localized_name
-    );
-  });
+  languages.sort((a, b) =>
+    a.attributes.localized_name.localeCompare(b.attributes.localized_name)
+  );

  const currencies = (await getCurrencies({})).currencies.data;
-  currencies.sort((a, b) => {
-    return a.attributes.code.localeCompare(b.attributes.code);
-  });
+  currencies.sort((a, b) => a.attributes.code.localeCompare(b.attributes.code));

  return {
    langui: (
      await getWebsiteInterface({
-        language_code: context.locale || "en",
+        language_code: context.locale ?? "en",
      })
    ).websiteInterfaces.data[0].attributes,
    currencies: currencies,
--- a/src/queries/helpers.ts
+++ b/src/queries/helpers.ts
@ -17,13 +17,9 @@ import { NextRouter } from "next/router";
 export function prettyDate(
  datePicker: GetLibraryItemsPreviewQuery["libraryItems"]["data"][number]["attributes"]["release_date"]
 ): string {
-  return (
-    datePicker.year +
-    "/" +
-    datePicker.month.toString().padStart(2, "0") +
-    "/" +
-    datePicker.day.toString().padStart(2, "0")
-  );
+  return `${datePicker.year}/${datePicker.month
+    .toString()
+    .padStart(2, "0")}/${datePicker.day.toString().padStart(2, "0")}`;
 }

 export function prettyPrice(
@ -74,9 +70,9 @@ export function prettyinlineTitle(
  subtitle: string
 ): string {
  let result = "";
-  if (pretitle) result += pretitle + ": ";
+  if (pretitle) result += `${pretitle}: `;
  result += title;
-  if (subtitle) result += " - " + subtitle;
+  if (subtitle) result += ` - ${subtitle}`;
  return result;
 }

@ -86,7 +82,6 @@ export function prettyItemType(
  },
  langui: GetWebsiteInterfaceQuery["websiteInterfaces"]["data"][number]["attributes"]
 ): string {
-  const type = metadata.__typename;
  switch (metadata.__typename) {
    case "ComponentMetadataAudio":
      return langui.audio;
@ -106,6 +101,7 @@ export function prettyItemType(
 }

 export function prettyItemSubType(metadata: {
+  /* eslint-disable @typescript-eslint/no-explicit-any */
  __typename: GetLibraryItemsPreviewQuery["libraryItems"]["data"][number]["attributes"]["metadata"][number]["__typename"];
  subtype?: any;
  platforms?: any;
@ -138,6 +134,7 @@ export function prettyItemSubType(metadata: {
    default:
      return "";
  }
+  /* eslint-enable @typescript-eslint/no-explicit-any */
 }

 export function prettyLanguage(
@ -184,7 +181,7 @@ function prettyTestWritter(
 ): void {
  const line = [
    level,
-    process.env.NEXT_PUBLIC_URL_SELF + "/" + locale + asPath,
+    `${process.env.NEXT_PUBLIC_URL_SELF}/${locale}${asPath}`,
    locale,
    subCategory?.join(" -> "),
    message,
@ -206,7 +203,7 @@ export function capitalizeString(string: string): string {
  }

  let words = string.split(" ");
-  words = words.map((word) => (word = capitalizeWord(word)));
+  words = words.map((word) => capitalizeWord(word));
  return words.join(" ");
 }

@ -275,20 +272,22 @@ export function getStatusDescription(
 }

 export function slugify(string: string | undefined): string {
-  if (!string) return "";
+  if (!string) {
+    return "";
+  }
  return string
-    .replace(/[ÀÁÂÃÄÅàáâãäåæÆ]/g, "a")
-    .replace(/[çÇ]/g, "c")
-    .replace(/[ðÐ]/g, "d")
-    .replace(/[ÈÉÊËéèêë]/g, "e")
-    .replace(/[ÏïÎîÍíÌì]/g, "i")
-    .replace(/[Ññ]/g, "n")
-    .replace(/[øØœŒÕõÔôÓóÒò]/g, "o")
-    .replace(/[ÜüÛûÚúÙù]/g, "u")
-    .replace(/[ŸÿÝý]/g, "y")
-    .replace(/[^a-z0-9- ]/gi, "")
+    .replace(/[ÀÁÂÃÄÅàáâãäåæÆ]/u, "a")
+    .replace(/[çÇ]/u, "c")
+    .replace(/[ðÐ]/u, "d")
+    .replace(/[ÈÉÊËéèêë]/u, "e")
+    .replace(/[ÏïÎîÍíÌì]/u, "i")
+    .replace(/[Ññ]/u, "n")
+    .replace(/[øØœŒÕõÔôÓóÒò]/u, "o")
+    .replace(/[ÜüÛûÚúÙù]/u, "u")
+    .replace(/[ŸÿÝý]/u, "y")
+    .replace(/[^a-z0-9- ]/iu, "")
    .trim()
-    .replace(/ /gi, "-")
+    .replace(/ /iu, "-")
    .toLowerCase();
 }

--- a/src/tailwind.css
+++ b/src/tailwind.css
@ -2,167 +2,163 @@
@tailwind components;
@tailwind utilities;

-@layer base {
-  * {
-    @apply box-border font-body font-medium scroll-smooth scroll-m-8;
-  }
-
-  h1,
-  h2,
-  h3,
-  h4,
-  h5,
-  h6 {
-    @apply font-headers font-black;
-  }
-
-  a {
-    @apply transition-colors underline-offset-2 decoration-dotted underline decoration-dark hover:text-dark cursor-pointer;
-  }
-
-  *::selection {
-    @apply bg-dark text-light;
-  }
-
-  mark {
-    @apply bg-mid px-2;
-  }
-
-  /* SCROLLBARS STYLING */
-
-  * {
-    @apply [scrollbar-color:theme(colors.dark)_transparent] [scrollbar-width:thin];
-  }
-
-  *::-webkit-scrollbar {
-    @apply w-3 mobile:w-0;
-  }
-
-  *::-webkit-scrollbar-track {
-    @apply bg-light;
-  }
-
-  *::-webkit-scrollbar-thumb {
-    @apply bg-dark rounded-full border-[3px] border-solid border-light;
-  }
-
-  /* CHANGE FORMATTED DEFAULTS */
-
-  .formatted h1,
-  .formatted h2,
-  .formatted h3,
-  .formatted h4,
-  .formatted h5,
-  .formatted h6 {
-    @apply text-center flex gap-3 justify-center;
-  }
-
-  .formatted h1 {
-    @apply text-4xl my-16;
-  }
-
-  .formatted h1 + h2 {
-    @apply -mt-10;
-  }
-
-  .formatted h2 {
-    @apply text-3xl my-12;
-  }
-
-  .formatted h2 + h3 {
-    @apply -mt-8;
-  }
-
-  .formatted h3 {
-    @apply text-2xl my-8;
-  }
-
-  .formatted h3 + h4 {
-    @apply -mt-6;
-  }
-
-  .formatted h4 {
-    @apply text-xl my-6;
-  }
-
-  .formatted h5 {
-    @apply text-lg my-4;
-  }
-
-  .formatted p,
-  .formatted strong {
-    @apply my-2 text-justify;
-  }
-
-  .formatted strong {
-    @apply font-black;
-  }
-
-  .formatted footer {
-    @apply border-t-[3px] border-dotted pt-6;
-  }
-
-  .formatted footer > div {
-    @apply my-2 px-6 py-4 rounded-xl;
-  }
-
-  .formatted footer > div:target {
-    @apply bg-mid shadow-inner-sm shadow-shade;
-  }
-
-  .formatted li::marker {
-    @apply text-dark;
-  }
-
-  .formatted blockquote {
-    @apply border-l-dark;
-  }
-
-  .formatted ul {
-    @apply list-disc pl-4;
-  }
-
-  .formatted ol {
-    @apply list-decimal pl-4;
-  }
-
-  .formatted blockquote {
-    @apply border-2 border-mid rounded-lg p-5 text-center my-8;
-  }
-
-  .formatted blockquote cite {
-    @apply text-dark block;
-  }
-
-  /* INPUT */
-
-  input,
-  textarea {
-    @apply rounded-full p-2 text-center bg-light outline outline-mid outline-2 outline-offset-[-2px] hover:outline-[transparent] text-dark hover:bg-mid transition-all placeholder:text-dark placeholder:opacity-60;
-  }
-
-  input::placeholder {
-    @apply text-dark opacity-60;
-  }
-
-  input:focus-visible,
-  textarea:focus-within {
-    @apply outline-none bg-mid shadow-inner-sm shadow-shade;
-  }
-
-  textarea {
-    @apply rounded-2xl text-left p-6;
-  }
-
-  input[type="submit"] {
-    @apply grid place-content-center place-items-center border-[1px] border-dark text-dark rounded-full px-4 pt-[0.4rem] pb-[0.5rem] transition-all cursor-pointer hover:text-light hover:bg-dark hover:drop-shadow-shade-lg active:bg-black active:text-light active:drop-shadow-black-lg active:border-black;
-  }
+* {
+  @apply box-border font-body font-medium scroll-smooth scroll-m-8;
 }

-@layer components {
-  .texture-paper-dots {
-    @apply [background-image:var(--theme-texture-dots)] [background-blend-mode:var(--theme-texture-dots-blend)] bg-local bg-[length:10cm];
-  }
+h1,
+h2,
+h3,
+h4,
+h5,
+h6 {
+  @apply font-headers font-black;
+}
+
+a {
+  @apply transition-colors underline-offset-2 decoration-dotted underline decoration-dark hover:text-dark cursor-pointer;
+}
+
+*::selection {
+  @apply bg-dark text-light;
+}
+
+mark {
+  @apply bg-mid px-2;
+}
+
+/* SCROLLBARS STYLING */
+
+* {
+  @apply [scrollbar-color:theme(colors.dark)_transparent] [scrollbar-width:thin];
+}
+
+*::-webkit-scrollbar {
+  @apply w-3 mobile:w-0;
+}
+
+*::-webkit-scrollbar-track {
+  @apply bg-light;
+}
+
+*::-webkit-scrollbar-thumb {
+  @apply bg-dark rounded-full border-[3px] border-solid border-light;
+}
+
+/* CHANGE FORMATTED DEFAULTS */
+
+.formatted h1,
+.formatted h2,
+.formatted h3,
+.formatted h4,
+.formatted h5,
+.formatted h6 {
+  @apply text-center flex gap-3 justify-center;
+}
+
+.formatted h1 {
+  @apply text-4xl my-16;
+}
+
+.formatted h1 + h2 {
+  @apply -mt-10;
+}
+
+.formatted h2 {
+  @apply text-3xl my-12;
+}
+
+.formatted h2 + h3 {
+  @apply -mt-8;
+}
+
+.formatted h3 {
+  @apply text-2xl my-8;
+}
+
+.formatted h3 + h4 {
+  @apply -mt-6;
+}
+
+.formatted h4 {
+  @apply text-xl my-6;
+}
+
+.formatted h5 {
+  @apply text-lg my-4;
+}
+
+.formatted p,
+.formatted strong {
+  @apply my-2 text-justify;
+}
+
+.formatted strong {
+  @apply font-black;
+}
+
+.formatted footer {
+  @apply border-t-[3px] border-dotted pt-6;
+}
+
+.formatted footer > div {
+  @apply my-2 px-6 py-4 rounded-xl;
+}
+
+.formatted footer > div:target {
+  @apply bg-mid shadow-inner-sm shadow-shade;
+}
+
+.formatted li::marker {
+  @apply text-dark;
+}
+
+.formatted blockquote {
+  @apply border-l-dark;
+}
+
+.formatted ul {
+  @apply list-disc pl-4;
+}
+
+.formatted ol {
+  @apply list-decimal pl-4;
+}
+
+.formatted blockquote {
+  @apply border-2 border-mid rounded-lg p-5 text-center my-8;
+}
+
+.formatted blockquote cite {
+  @apply text-dark block;
+}
+
+/* INPUT */
+
+input,
+textarea {
+  @apply rounded-full p-2 text-center bg-light outline outline-mid outline-2 outline-offset-[-2px] hover:outline-[transparent] text-dark hover:bg-mid transition-all placeholder:text-dark placeholder:opacity-60;
+}
+
+input::placeholder {
+  @apply text-dark opacity-60;
+}
+
+input:focus-visible,
+textarea:focus-within {
+  @apply outline-none bg-mid shadow-inner-sm shadow-shade;
+}
+
+textarea {
+  @apply rounded-2xl text-left p-6;
+}
+
+input[type="submit"] {
+  @apply grid place-content-center place-items-center border-[1px] border-dark text-dark rounded-full px-4 pt-[0.4rem] pb-[0.5rem] transition-all cursor-pointer hover:text-light hover:bg-dark hover:drop-shadow-shade-lg active:bg-black active:text-light active:drop-shadow-black-lg active:border-black;
+}
+
+.texture-paper-dots {
+  @apply [background-image:var(--theme-texture-dots)] [background-blend-mode:var(--theme-texture-dots-blend)] bg-local bg-[length:10cm];
 }

 /* TIPPY */