pr 23711 real dev verification, 2026-11-01, linux boat vm

main: b50d8a1b15, fetched github/main, separate /home/user/main worktree
vp i
vp run dev (background, isolated worktree state)
[dev-runner] serverPort=16733 webPort=8693

playwright from repository dependencies, /usr/bin/google-chrome:
created a project for the real git checkout through add project.
submitted a real codex gpt-6.1-sol turn through the composer.
response: private media verification ready.
opened existing private prs read-only, from a different checkout repository.
7 authenticated pngs decoded at 1206 x 2622.
private mp4: 1440 x 900, duration 112.529063 seconds.
playback: 1.567905; seeking to 60 advanced to 61.437589, paused=false.
the reported original failure was NOT reproduced on main.
stopped main before starting the pr server.

pr head: a2d3b7297901b60433b188e09bd1ba2eef6ecfc3
vp i
vp run dev --home-dir /home/user/t3code/.t3 (background)
[dev-runner] serverPort=13773 webPort=5733
copied app-created state from the stopped main environment.
submitted another real codex gpt-6.1-sol turn through the composer.
response: private media head verification ready.
7 matching pngs decoded at 1206 x 2622; returned 200 image/png.
signed asset claims contain the displayed pr repository context.
image preview opened, navigated 1/7 to 2/7, and closed successfully.
clicked native video play and seek controls in the pr panel.
video: 1440 x 900, duration 112.529063 seconds.
before seek: 0.589813, paused=false.
after seek: 63.691829, paused=false, no media error.

http through running server, using actual client asset url:
range bytes=0-1: 206 video/mp4, content-range bytes 0-1/2831795, 2 bytes.
range bytes=500000-500255: 206 video/mp4,
content-range bytes 500000-500255/2831795, 256 bytes.

blacksmith:
focused asset, github fetch, mobile media-source tests: 40 passed.
vp run check:changed 7195b699547b538e49f758e314dde5c8c5d907cf
pass format, lint, both knip passes, both graphql checks,
35 affected package typechecks, 70 tests in 8 files, react compiler checks.
installed missing chromium on worker and reran successfully.
existing ci: 28 successful, 0 failing, 0 pending.
no source edits, commits, or pushes.

limits:
the new html/401/403/404 to markdown to signed-media fallback was not
exercised against a real failing attachment. available authorized attachments
already worked on main. no claim of a reproduced bug/fix delta.
native ios/android, electron, windows/macos, relay and tunnel unverified.
private bodies, media contents, urls and signed capabilities omitted.
video evidence shows playback controls with private media redacted.