dsh-mcp-setting: Manage DSH MCP Servers in the Settings Interface

`dsh-mcp-setting` is a client plugin for DeepSeek Harness (DSH) that enables visual management of MCP server configurations through a Web interface. It supports CRUD operations, real-time monitoring of connection status, enable/disable control, and configuration validation. The plugin employs security mechanisms to ensure the atomicity and security of configuration changes, allowing them to take effect immediately via hot reload or restart. It is recommended to install it via npm into a specified profile, enabling dynamic adjustments of server parameters without restarting the process.