fix pages tsv column index

apps/server/src/database/migrations/1711150345785-AddTSVColumnIndex.ts

@@ -4,6 +4,11 @@ export class AddTSVColumnIndex1711150345785 implements MigrationInterface {
   name = 'AddTSVColumnIndex1711150345785';
 
   public async up(queryRunner: QueryRunner): Promise<void> {
+    // TypeORM entity does not support custom index type
+    // if we don't set the index on the entity,
+    // TypeORM will always generate the index here in new migrations
+    // dropping previous index to recreate using GIN
+    await queryRunner.query(`DROP INDEX IF EXISTS "IDX_pages_tsv";`);
     await queryRunner.query(
       `CREATE INDEX "IDX_pages_tsv" ON pages USING GIN ("tsv");`,
     );