- Added `privateAssistants` to [Assistants Object Structure](/docs/configuration/librechat_yaml/object_structure/assistants_endpoint#privateassistants)
- Added [`directEndpoint`](/docs/configuration/librechat_yaml/object_structure/custom_endpoint#directendpoint) and [`titleMessageRole`](/docs/configuration/librechat_yaml/object_structure/custom_endpoint#titlemessagerole) to Custom Endpoint Settings
    - Added example for [Databricks](/docs/configuration/librechat_yaml/ai_endpoints/databricks), which requires use of both these new values

