PR 30660 real environment verification
main: 8b44f42b14c8e273156474a924ccf29680dd7857
original PR: 82a02a960652a9f3e696a20fc2797a10744d82a1
verified final head: 5bad18759f4f443ac30a8f51604d994f036fc27d
Linux, Google Chrome / Playwright, real dev server, isolated .t3 state.
Project and conversations were created through the web app.
Real Codex gpt-6.1-sol turns created/committed the project and read back a saved editor change.

main built-in terminal: nvim --version | head -1
NVIM v0.9.5
main Choose editor menu: VS Code, Files (Neovim absent).
PR menu: VS Code, Neovide, Neovim, Files.

Vim command entered through the web terminal after file-link context-menu opening:
:call writefile([expand('%:p'), string(line('.')), string(col('.')), getcwd()], '/tmp/pr30660-file-position.txt')
/home/user/neovim-verification/notes.txt
12
4
/home/user/neovim-verification

Neovide opened through the same file-link context menu; native editor cursor:
/home/user/neovim-verification/notes.txt
12
4

Edited and saved line 12 through Neovim:
line 12: saved from Neovim
Real Codex readback in the web client:
line 12: saved from Neovim
## master
 M notes.txt

Original PR rapid-open failure: both terminal.open / nvim writes targeted term-1.
Final head rapid-open check: terminal.open / nvim writes targeted term-2 then term-3.
Final recorded panel Open, next Open and Ctrl+O: distinct term-4, term-6, term-7.
After :quit, printf 'shell remains usable\n' returned:
shell remains usable

Original maximized-panel failure: editor process launched while chat remained maximized away.
Final head: Open restored the panel and exposed the running editor.
Side chat: real gpt-6.1-sol side chat completed; editor shortcut targeted parent thread terminal.

Blacksmith final-head check:
vp run check:changed e68e19d605485db6ef31b2033f67a9d07634fc2b
check:changed summary
  pass  format  0.2s
  pass  lint  1.4s
  pass  knip 1/2  5.7s
  pass  knip 2/2  12.6s
  pass  graphql (apps/server)  0.4s
  pass  typecheck (36 packages)  4.3s
  pass  test (9 files)  20.8s
  pass  react compiler (9 files)  7.0s
  CI also runs: full test suites, build, release smoke
  unused patch check skipped: no dependency files changed