Database migration for downgrade from 24 to 23 (#1269, #1270)

app/src/main/kotlin/org/koitharu/kotatsu/core/db/MangaDatabase.kt

@@ -36,6 +36,7 @@ import org.koitharu.kotatsu.core.db.migrations.Migration1To2
 import org.koitharu.kotatsu.core.db.migrations.Migration20To21
 import org.koitharu.kotatsu.core.db.migrations.Migration21To22
 import org.koitharu.kotatsu.core.db.migrations.Migration22To23
+import org.koitharu.kotatsu.core.db.migrations.Migration24To23
 import org.koitharu.kotatsu.core.db.migrations.Migration2To3
 import org.koitharu.kotatsu.core.db.migrations.Migration3To4
 import org.koitharu.kotatsu.core.db.migrations.Migration4To5
@@ -128,6 +129,7 @@ fun getDatabaseMigrations(context: Context): Array<Migration> = arrayOf(
 	Migration20To21(),
 	Migration21To22(),
 	Migration22To23(),
+	Migration24To23(),
 )
 
 fun MangaDatabase(context: Context): MangaDatabase = Room

app/src/main/kotlin/org/koitharu/kotatsu/core/db/migrations/Migration24To23.kt

@@ -0,0 +1,11 @@
+package org.koitharu.kotatsu.core.db.migrations
+
+import androidx.room.migration.Migration
+import androidx.sqlite.db.SupportSQLiteDatabase
+
+class Migration24To23 : Migration(24, 23) {
+
+	override fun migrate(db: SupportSQLiteDatabase) {
+		db.execSQL("DROP TABLE IF EXISTS `chapters`")
+	}
+}