real dev verification: PR 23940
main: 15fe2832727893cbdd2214383f9f971474849695
head: 5b710f34f3e60b58a173b52d780004f04c96987d
Chrome: /usr/bin/google-chrome; Playwright: repo dependency 1.60.0
main server/web: 16733/8693; stopped before PR server/web: 13773/5733
Both projects added through UI, pointing at /home/user/pr23940-scenario (real git repo).
main opening-last result: <p dir="ltr">`test` after. reply with exactly BACKTICK_OK, no tools.</p>
main persisted run: {"provider":"codex","model":"gpt-6.1-sol","status":"completed"}
[{"role":"user","text":"`test` after. reply with exactly BACKTICK_OK, no tools.","source":"web"},{"role":"assistant","text":"BACKTICK_OK","source":"provider"}]
PR persisted run: {"provider":"codex","model":"gpt-6.1-sol","status":"completed"}
[{"role":"user","text":"`test` after. reply with exactly BACKTICK_OK, no tools.","source":"web"},{"role":"assistant","text":"BACKTICK_OK","source":"provider"}]
8.3s verified model picker: GPT-6.1-Sol (Codex)
8.7s recording scenario starts
13.9s opening backtick typed last: code mark applied
15.1s undo: original closing-only text restored
16.1s redo: code mark restored
17.6s caret stayed at code start: new text inserted inside code
18.4s plain continuation stayed outside the code mark
21.6s neighbor: ordinary closing-last code still works
23.6s neighbor: doubled closing backticks remain literal
27.9s final submission composer HTML: <p dir="ltr"><span class="composer-rich-marker ProseMirror-widget" aria-hidden="true" contenteditable="false">`</span><code dir="ltr">test<span class="composer-rich-marker ProseMirror-widget" aria-hidden="true" contenteditable="false">`</span></code> after. reply with exactly BACKTICK_OK, no tools.</p>
28.2s submitted through web client to Codex gpt-6.1-sol
33.2s real provider response rendered: BACKTICK_OK
36.1s existing-thread composer: opening-last also formats code
37.1s PASS

blacksmith: vp test run apps/web/src/composer-rich-text-doc.test.ts => 247 passed
blacksmith: vp run check:changed c8a606c7b73e1e3586d5c06f76c69525f2d4c679 => format, lint, knip, affected typecheck, 247 composer tests, affected react compiler check passed
Explicit PR base used because isolated worker initially lacked origin/main history.