dsh-workspace-view: A File Tree Drawer Plugin for the DSH Web Interface

`dsh-workspace-view` is a file tree browsing plugin developed for the DeepSeek Harness Web GUI. It addresses developers' need to view directory structures directly in the web interface and offers features including a full-height file tree, on-demand loading, automatic session association, multilingual support, and theme adaptation. The plugin provides read-only access only, supports configurable scan limits and ignore rules, and ensures security through path validation. After installation, the file tree appears on the right side of the interface and supports manual refresh only.