dsh-portrait: Portrait Photography and Composition Plan Generation

`dsh-portrait` is a DeepSeek Harness (DSH) plugin maintained by uckkk that focuses on local portrait photography assistance. It enables agents to generate professional photography composition plans without internet access, based on specific parameters provided by the user. Implemented in pure Node.js and licensed under the MIT open-source license, it is suitable for offline or network-restricted environments, offering developers a lightweight and secure solution for integrating visual tasks.