- Add command support for plugin management
- Optimize plugin management page layout
- Add email copy functionality for users
- Convert payment methods and Telegram Bot to plugin system
- Add HasPluginConfig trait and PluginController base class
- Integrate guest_comm_config hook in CommController for plugin frontend config injection
- Add user creation functionality to UserService and fix null value handling
- Enhance AbstractPlugin.getConfig() with key parameter support
- Multiple service layer optimizations and architecture improvements