multi tenant schemas poc (#1569)

* Multi-tenant db schemas POC

* fix tests and use query builders

* remove synchronize

* restore updatedAt

* remove unnecessary import

* use queryRunner

* fix camelcase

* add migrations for standard objects

* Multi-tenant db schemas POC

* fix tests and use query builders

* remove synchronize

* restore updatedAt

* remove unnecessary import

* use queryRunner

* fix camelcase

* add migrations for standard objects

* add metadata

* add comments

* remove migrations for now

* do not allow connection to public schema for non-remote workspace connection

* rename getLastDataSourceMetadataFromWorkspaceIdOrFail

* remove schema creation

* remove module import

server/src/core/core.module.ts

@@ -14,6 +14,7 @@ import { AttachmentModule } from './attachment/attachment.module';
 import { ActivityModule } from './activity/activity.module';
 import { ViewModule } from './view/view.module';
 import { FavoriteModule } from './favorite/favorite.module';
+import { TenantModule } from './tenant/tenant.module';
 
 @Module({
   imports: [
@@ -31,6 +32,7 @@ import { FavoriteModule } from './favorite/favorite.module';
     ActivityModule,
     ViewModule,
     FavoriteModule,
+    TenantModule,
   ],
   exports: [
     AuthModule,