dsh-plugin-manager: Offering Chinese Directory and One-Click Start/Stop for DeepSeek Harness

`dsh-plugin-manager` is a client-side plugin for DSH designed to address issues such as the built-in plugin list displaying only English module names, which are difficult to recognize, and the risk of accidental changes when manually editing configuration files. This plugin provides a graphical management interface for the DSH web client, with core features including: offering Chinese names, usage descriptions, and category directories for plugins; supporting one-click enable/disable of plugins, with hot-reloading effective in approximately 1 second by writing to `cordis.patch.yml`; allowing editing of plugin notes within the UI and saving them to a local JSON file, with support for restoring defaults; incorporating safety mechanisms that lock critical system lines and mark special expression lines; and providing search and filtering functions based on name, description, and category. This plugin is licensed under MIT, requires no complex configuration, and can be used by restarting DSH after installation. It does not access the network and only interacts with