Add continue reading button migration

app/build.gradle.kts

@@ -30,7 +30,7 @@ android {
         applicationId = "eu.kanade.tachiyomi.sy"
         minSdk = AndroidConfig.minSdk
         targetSdk = AndroidConfig.targetSdk
-        versionCode = 42
+        versionCode = 43
         versionName = "1.8.5"
 
         buildConfigField("String", "COMMIT_COUNT", "\"${getCommitCount()}\"")

app/src/main/java/exh/EXHMigrations.kt

@@ -496,6 +496,11 @@ object EXHMigrations {
                         }
                     }
                 }
+                if (oldVersion under 43) {
+                    if (preferenceStore.getBoolean("start_reading_button").get()) {
+                        libraryPreferences.showContinueReadingButton().set(true)
+                    }
+                }
 
                 // if (oldVersion under 1) { } (1 is current release version)
                 // do stuff here when releasing changed crap