dsh-prompt-boost-pro: Enhance DSH Prompts Before Sending

`dsh-prompt-boost-pro` is an MIT-licensed plugin integrated into DeepSeek Harness (DSH), designed to optimize prompts through visual comparison. It offers two modes—Structured (restructuring task objectives) and Light (refining wording)—and supports Chinese and English interfaces along with a smart undo mechanism, ensuring users can preview enhancements before confirming. Users can use it by installing the plugin and restarting the service, making it suitable for scenarios requiring precise control over instruction output.