creatixchu 6cd63f741c fix(host): address review — Escape scoping, relist gating, crumb overflow, aria golden
- Escape (and the mask) now reaches only the topmost dialog: while the
  nested New-folder dialog is up the browser ignores its own Modal close,
  and the nested dialog's in-flight fence keeps both open during creation.
- New folder disables while any listing loads, so a slow post-create
  relist/select sequence cannot host a second create against a target the
  pending listing is about to change.
- Deep ancestry scrolls inside a dedicated crumb trail whose tail is pinned
  into view; the path-edit zone keeps its reserved width instead of being
  clipped by the card, preserving cross-drive path entry.
- The workspace-management e2e records a directory-browser aria golden at a
  staged tree (host HOME pointed at the scaffold cwd collapses ancestry into
  the Home crumb, keeping the artifact machine-independent), and the keyless
  snapshot's row targeting goes through visible label text — listitem
  accessible-name computation differs across dom-accessibility-api
  environments (the CI-only miss).
2026-07-28 23:21:27 +08:00

DeepSeek Harness

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DeepSeek Harness (dsh) is an open-source coding agent built on the DeepSeek Harness SDK.

It uses an architecture where everything is a plugin.

Install

Install dsh with one command:

curl -fsSL https://raw.githubusercontent.com/deepseek-harness/deepseek-harness/master/scripts/install.sh | sh

The installer requires git and Node ^22.19 || >=24, offers to install pnpm when it is missing, and prompts for a DeepSeek API key.

The installer keeps every checkout under ~/.dsh/source: the master clone at ~/.dsh/source/master and each install's staging checkout as a git worktree ~/.dsh/source/staging-<timestamp>. The stable symlink ~/.dsh/source/current points at the active staging worktree, and dsh in ~/.local/bin links to current/bin/dsh, so an upgrade repoints one symlink and the dsh on PATH never moves. Re-running the command adds a fresh staging worktree from an updated master and repoints current at it. See scripts/install.sh for alternate install locations and other options.

Use DeepSeek Harness

Web UI

For the recommended local interface, build the frontend after installation and after each update, then start the Web UI. Resolve the running checkout from the dsh launcher so the command holds regardless of which staging worktree is current (the launcher resolves through the stable current symlink):

dsh_bin=$(cd "$(dirname "$(command -v dsh)")" && pwd -P)/$(basename "$(command -v dsh)")
while [ -L "$dsh_bin" ]; do
  link=$(readlink "$dsh_bin")
  case $link in /*) dsh_bin=$link ;; *) dsh_bin=$(cd "$(dirname "$dsh_bin")" && cd "$(dirname "$link")" && pwd -P)/$(basename "$link") ;; esac
done
dsh_dir=$(cd "$(dirname "$dsh_bin")/.." && pwd -P)
pnpm --dir "$dsh_dir" run build && pnpm --dir "$dsh_dir" run build:web
dsh web

The Web UI is served at http://127.0.0.1:3080 by default.

TUI

Start the full-screen terminal interface:

dsh

Headless

Run one task, print the final answer, and exit:

dsh -p "summarize this workspace"

Why DeepSeek Harness

Built-in capabilities cover file reading, editing, and search; shell execution; reusable skills; task tracking; subagents and workflows; persistent sessions; and context compaction. The TUI also includes Plan Mode.

  • Everything is a plugin. Models, tools, policies, storage, context management, and interfaces are composable Cordis plugins, so deployments can extend or replace behavior without forking the agent loop. See the architecture for the underlying design.
  • Code Mode (opt-in). It exposes a run_code tool and a generated TypeScript SDK; only program output re-enters model context. See Code Mode.
  • Self-referential Cordis tools are opt-in. They let the agent inspect its live runtime and mount or unmount plugins while it runs. See the Cordis tools.

Community

Follow DeepSeek Harness on Twitter for project updates.

Development

pnpm install
pnpm run test:coverage

Start with the development guide and read the architecture before changing packages.

For agents, follow AGENTS.md.

DeepSeek Harness is currently pre-release.

License

BSD 3-Clause

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