⚡ Add index stopped at (#766)

* 🚧 add index on sqlite

* 🚧 add migration for postgres

* 🚧 add mysql migration

* 🚧 add mongodb migration

* ⏪ revert change of default postgresdb user

packages/cli/src/databases/sqlite/migrations/index.ts

@@ -1,2 +1,3 @@
 export * from './1588102412422-InitialMigration';
 export * from './1592445003908-WebhookModel';
+export * from './1594825041918-CreateIndexStoppedAt'