Fix seeds for local workspace and newly created workspaces (#2333)

* Update metadata/data seeds

* fix

* fix

* move seeding into a transaction

* add no-non-null-assertion

---------

Co-authored-by: Charles Bochet <charlesBochet@users.noreply.github.com>

server/src/metadata/metadata.datasource.ts

@@ -22,7 +22,7 @@ const configService = new ConfigService();
 export const typeORMMetadataModuleOptions: TypeOrmModuleOptions = {
   url: configService.get<string>('PG_DATABASE_URL'),
   type: 'postgres',
-  logging: false,
+  logging: ['query', 'error'],
   schema: 'metadata',
   entities: [__dirname + '/**/*.entity{.ts,.js}'],
   synchronize: false,