- Removed the `mihomo_api` crate and its dependencies from the project.
- Introduced `IpcManager` for handling IPC communication with Mihomo.
- Implemented IPC methods for managing proxies, connections, and configurations.
- Updated `MihomoManager` to utilize `IpcManager` instead of the removed crate.
- Added platform-specific IPC socket path handling for macOS, Linux, and Windows.
- Cleaned up related tests and configuration files.
