DeepSeek Harness Plugin: Business License Recognition OCR (xby-ocr-biz-license)

`xby-ocr-biz-license` is an open-source plugin for DeepSeek Harness (DSH) that automatically extracts structured information from business licenses. Before use, obtain an API key from the XiaoBenYang official website and install the plugin. After installation, set the API key using `set_xby_apikey`, then use one of the three commands `ocr_biz_license`, `ocr_biz_license_for_data_base64`, or `ocr_biz_license_for_data_file` to recognize an image URL, Base64 data, or a local file, and retrieve key information such as the enterprise name, unified social credit code, and legal representative.