lsdsjy 0ca42f3b78 fix(headless): bound whole events, re-check adoption after resume, tighten --json scan
Address the ds-review-bot v5/v6 review on PR #3849:

- Register the shared `lib/json-stream-*.js` chunk in `packageFileExtras` and
  order `files` as the workspace-constraints gate requires, so
  `pnpm run constraints` passes.
- Re-validate the preset on the Session `agents.resume` actually attached,
  closing the TOCTOU window between `observeSession` and the write lease.
- Bound one serialized event line at 32 KiB: an over-long event keeps its
  scalar fields, drops structured ones, and at the extreme reduces to `type`.
- Normalize an empty tool-argument string to `{}`, matching the executor.
- Scan only real `--json` flags (stop at `--`, skip a `--session-id` value)
  before installing the JSON error override.

Tests: 74 headless unit tests with per-file 100% coverage on src, 14 profile
e2e tests, constraints/typecheck/lint/doc/pairing gates, tarball import smoke.
2026-09-09 17:40:47 +08:00
2026-09-08 22:11:41 +08:00
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2026-09-08 22:31:16 +08:00

DeepSeek Harness

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DeepSeek Harness (dsh) is an open-source agent harness developed by DeepSeek AI.

It is built on an everything-is-a-plugin architecture and powered by Cordis, whose design is described in A Programming Paradigm for Spatiotemporal Composability.

Documentation: https://deepseek-harness.github.io/deepseek-harness/

Developer preview

DeepSeek Harness is in developer preview and iterating rapidly. THERE WILL BE COMPATIBILITY-BREAKING CHANGES.

Review the safety notice before running the project.

Run

Run from npm

Install Node.js, then run:

npx @deepseek-ai/dsh web

The command starts the Web UI at http://127.0.0.1:3080 by default and opens it in the default browser for a local launch. An SSH launch only prints the host URL because the SSH client or editor owns the local forwarded address. Pass --no-open to run the server without opening a browser. See Web UI guide.

Run from source

To run from a repository checkout:

git clone https://github.com/deepseek-ai/deepseek-harness.git
cd deepseek-harness
pnpm install
pnpm run build
pnpm dsh web

pnpm run build prepares the repository artifacts. pnpm dsh web uses those built artifacts without rebuilding.

Community and support

Contributing

See CONTRIBUTING.md.

Development

Start with the development guide and architecture documentation.

For agents, follow AGENTS.md.

License

MIT

Third-party dependencies and their licenses are disclosed in THIRD_PARTY_NOTICES.md.

S
Description
Trusted, immutable container builds of DeepSeek Harness (dsh) from the official npm release. Upstream mirror + scheduled CI.
https://github.com/deepseek-ai/deepseek-harness Readme MIT
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2026-10-28 03:37:33 -04:00
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