dsh-doc-list: Family Document List

`dsh-doc-list` is a lightweight memory plugin for DeepSeek Harness (DSH), designed to manage a household document list. Implemented in pure Node.js with no network dependencies, it is suitable for integration into sessions to provide structured output. The installation command is `dsh plugin add github:uckkk/dsh-doc-list`, and it depends on `@deepseek-ai/cordis` and `@deepseek-ai/dsh-tools`. The project is open-sourced under the MIT License and hosted on SkillHub.