- Updated system prompt loading functionality to support both version 1 and version 2 prompts, allowing users to load built-in prompts directly.
- Implemented custom system prompt loading and saving capabilities, enabling users to manage their prompts more effectively.
- Added methods to load and save agent settings from/to project files, including AI provider configurations and custom prompts.
- Improved user feedback with toast notifications for successful and failed operations related to system prompts and settings.