fix: nested relations not working and relations not prefixed (#2782)

* fix: nested relations n+n

* fix: prefix custom relations

* fix: only apply targetColumnMap when it's a custom object

* fix: force workspaceId to be provided

* fix: toIsCustom -> isToCustom

* fix: remove console.log

server/src/metadata/object-metadata/hooks/before-delete-one-object.hook.ts

@@ -26,10 +26,11 @@ export class BeforeDeleteOneObject implements BeforeDeleteOneHook<any> {
     }
 
     const objectMetadata =
-      await this.objectMetadataService.findOneWithinWorkspace(
-        instance.id.toString(),
-        workspaceId,
-      );
+      await this.objectMetadataService.findOneWithinWorkspace(workspaceId, {
+        where: {
+          id: instance.id.toString(),
+        },
+      });
 
     if (!objectMetadata) {
       throw new BadRequestException('Object does not exist');