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Nicky LeachandPaperclip
e4afd163bf
> - Paperclip is the open source app people use to manage AI agents for work > - Paperclip uses local adapters to connect agent sessions to the control plane > - The Codex adapter emits turn events from response and notification channels > - A terminal notification can arrive before the turn/start response > - This pull request gates the terminal event on turn.accepted > - The result keeps the event order stable for consumers and tests ## Thinking Path > - Paperclip is the open source app people use to manage AI agents for work > - Paperclip uses local adapters to connect agent sessions to the control plane > - The Codex adapter emits turn events from response and notification channels > - A terminal notification can arrive before the turn/start response > - This pull request gates the terminal event on turn.accepted > - The result keeps the event order stable for consumers and tests ## Linked Issues or Issue Description **What happened?** The Codex harness session emitted `turn.accepted` only after the `turn/start` response resolved. A terminal notification could arrive before that response and reach consumers first. **Expected behavior** The Codex driver must emit `turn.accepted` before any terminal event for the same turn. **Steps to reproduce** 1. Start a Codex harness session. 2. Keep the `turn/start` response pending. 3. Send `turn/started` and `turn/completed` notifications. 4. Observe the event order. **Paperclip version or commit** `afbcd28dae9e51108738c4258929b95ca359186c` **Deployment mode** Built from source with the Codex driver test harness. **Agent adapter(s) involved** Codex. ## What Changed - Add session state that tracks a pending `turn/start` operation. - Resolve the state when `turn/start` succeeds or fails. - Wait for that state before the terminal notification handler emits its event. - Add a regression test that delivers a terminal notification while `turn/start` remains pending. ## Verification - The regression test failed 5 of 5 times before this change and passed 5 of 5 times after it. - The Codex driver suite passed 189 of 189 tests. - The affected live transport test file passed 46 of 46 tests on 10 consecutive runs. - The TypeScript check exited with status 0. - Continuous integration must pass before merge. ## Risks The change affects only Codex turn event ordering. It adds no sleep, retry, or timeout. The main risk is a provider path that does not settle `turn/start`; existing provider response handling still controls completion. ## Model Used OpenAI GPT-5. The exact deployment identifier is not exposed in this environment. Tool use and code execution assisted this change. ## Checklist - [x] I have included a thinking path that traces from project context to this change - [x] I have specified the model used (with version and capability details) - [x] I have checked ROADMAP.md and confirmed this PR does not duplicate planned core work - [x] I have searched GitHub for duplicate or related PRs and linked them above - [x] I have either (a) linked existing issues with `Fixes: #` / `Closes: #` / `Refs #` OR (b) described the issue in-PR following the relevant issue template - [x] I have not referenced internal/instance-local Paperclip issues or links (only public GitHub `#NNN` / `github.com/paperclipai/paperclip` URLs) - [x] My branch name describes the change (e.g. `docs/...`, `fix/...`) and contains no internal Paperclip ticket id or instance-derived details - [x] I have run tests locally and they pass - [x] I have added or updated tests where applicable - [x] I have updated relevant documentation to reflect my changes - [x] I have considered and documented any risks above - [x] All Paperclip CI gates are green - [x] Greptile is 5/5 with no open P2s, recommendations, or follow-ups - [x] I will address all Greptile and reviewer comments before requesting merge --------- Co-authored-by: Paperclip <noreply@paperclip.ing>