document-parser

DeepSeek Harness Web 的本地文件输入插件。在输入框原有的 + 菜单顶部增加 attach，并用分隔线与 Harness 原生命令区分；不会再增加一个单独按钮。Private local file attachments for DeepSeek Harness with native images and bounded document reading.

Turn local files into versioned evidence in DeepSeek Harness: composer upload, private local retrieval, and coordinate-exact PDF/DOCX/XLSX/PPTX reads.