Search (#7237)

Steps to test

1. Run metadata migrations
2. Run sync-metadata on your workspace
3. Enable the following feature flags: 
IS_SEARCH_ENABLED
IS_QUERY_RUNNER_TWENTY_ORM_ENABLED
IS_WORKSPACE_MIGRATED_FOR_SEARCH
4. Type Cmd + K and search anything

packages/twenty-server/src/engine/twenty-orm/utils/get-default-columns-for-index.util.ts

@@ -0,0 +1,10 @@
+import { IndexType } from 'src/engine/metadata-modules/index-metadata/index-metadata.entity';
+
+export const getColumnsForIndex = (indexType?: IndexType) => {
+  switch (indexType) {
+    case IndexType.GIN:
+      return [];
+    default:
+      return ['deletedAt'];
+  }
+};