Files
deepseek-harness/packages/host
Hypatia May 39ebd8f745 fix(session): close the review gaps the boundary opened
- `SessionSummary.updatedAt`'s wire doc still said "Persisted file mtime",
  which stopped being true for attached sessions.
- The core invariant let `session/inherited` fall through the merge-extensible
  default. It is core-owned, so it gets an explicit case; an unbalanced seed
  legally places it inside an open turn, which the relation permits.
- The Agent Note claimed the boundary reaches disk via `live.pending`/
  `scheduleDrain`. Verified false: the constructor append precedes `enter()`,
  so it never publishes on `session/event` and rides the creation seed instead.
  Attaching is therefore a write where none happened before — recorded, since
  only `load()` stays a pure read.
- The deferred-index proposal asserted this change documented the cold-mtime
  skew on `dsh-host-apiproxy`. It did not; the README entry now exists.
- `firstLiveSeq`'s firehose gap runs through its own seq, not below it.
- The boundary is not always at `firstLiveSeq` (the idempotence guard), so
  consumers scan for the last one.
- `lastActivityTime` excludes by type, so a pickup time still leaks onto a
  synthetic closer when a boundary ends an open turn. Documented.
- Pin the fork claim end-to-end: a child inherits a still-running parent's
  open bracket below its own boundary, while the parent has none. Fails if the
  write moves back to the load path.
- Fix the telemetry title that contradicted its own assertions.

The `/status` call site cannot be pinned the way the other two are: the
command appends its own `command/run` before rendering, so the boundary is
never the log tail there. Its fixture now at least renders over a
boundary-bearing log.
2026-07-30 13:59:08 +08:00
..

host/ — web-GUI host half

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The host side of the dsh web GUI: the API gateway every client shape shares, and the plain HTTP server it rides on. The browser side lives in client/; the composed application is apps/cli serving apps/web. All product packages.

Package Role ctx key
apiproxy/ The shared API gateway: the zero-Node TS wire contract (src/api/), the fetch carrier pair (toFetchHandler host-side, AbstractApiClient client-side), and the host implementation over ctx.agents/ctx.workspace ctx.apiProxy
webserver/ Plain HTTP route-registration carrier: node:http server listening on activation; routes register as named exact/prefix handlers ctx.httpServer
directory-picker/ Workspace-directory picking seam: discriminated native/browse capability the gateway's picker RPCs delegate to ctx.directoryPicker
directory-picker-native/ Dual-face native interaction: OS-chooser backend (osascript / PowerShell / Zenity+KDialog, host-display only) + the browser half filling ui-workspace's directory-flow slots (registers ctx.directoryPicker)
directory-picker-browse/ Dual-face browse interaction: listing/creation primitives over Node stdlib (remote-capable) + the browser half rendering the in-app Select Workspace Directory dialog (registers ctx.directoryPicker)

apiproxy is transport-agnostic by design — it registers no routes; carriers wrap ctx.apiProxy themselves. The HTTP carrier route (with its /api browser-trust fence) is mounted by client/connection's node half, which is why that package lives in the client group: it owns both ends of the wire.