- Add missing core module files: crud_ops.py, db_tables.py, init_db.py, user_context.py
- Ensure all .dspy scripts properly use get_user() for user_id acquisition
- Fix user context handling in module functions via get_current_user_id()
- Maintain proper async/await patterns throughout the codebase
- Complete module implementation following module-development-spec
- All database operations use sqlor framework with proper user isolation
