AI form filling and spreadsheet autofill for XLSX in DeepSeek Harness, using authorized Qichacha MCP facts with cell previews, user confirmation and export to a new copy.
DSH web plugin: check DeepSeek Harness updates from Settings (dsh --version vs npm latest/next) ｜ DSH Web 插件：在设置页自检 DeepSeek Harness 是否有新版本（本地版本 vs npm 最新版）
Per-project runtime environments for DeepSeek Harness: auto-adopt or create a project-local Python venv (.venv_local/python) and wire in toolchains/env vars for the runtimes each project uses.
Multi-agent validation for any repository: independent theses, adversarial critics, and a seal whose verdict is computed from real command exit codes — never from an agent's prose. One body, three runtimes: DeepSeek Harness, Claude Code, ZCode.
Reuse your own logged-in Chrome in dsh (DeepSeek Harness): scrape login-walled sites, fill forms, and click through pages with native wc3_* tools — no re-login, no anti-bot friction.
Scopes MCP tool injection per workspace directory in the DeepSeek Harness: a session opened in a project sees only the MCP servers that project needs — removed from the model's tool list and refused at call time. Plus per-session switches in the composer to narrow or widen the session you are in, temporarily.
