prepare stable release 2026.8.2900

[t3code-release]

Stable Release

Merging this PR publishes v2026.8.2900.

Previous stable: v2026.8.2700

Commits Since Previous Stable

• chore: sync upstream main (chore: sync upstream main #164) (29aff52)
• chore: sync upstream main (8fa3330)
• chore(release): prepare v0.0.36 (3251b75)
• Remove Messages Glass Lab experiment (#8599) (ac3a331)
• fix(mobile): restore composer glass and rounded shadows (#8597) (8fc7f22)
• fix: restore automatic thread settling defaults (#8596) (3815438)
• feat(web): add toggleable confirmation before unpinning a thread (#7313) (22c311d)
• fix(web): show the configured stash shortcut (#8437) (ac3b2ad)
• fix(mobile): show composer menus when starting a task (#8587) (e898008)
• fix(web): stop session activity timing test from blocking releases (#8585) (b654911)
• fix: make thread auto-settling opt-in (#8321) (0bbecfa)
• fix(opencode): handle child approvals, stops, and model catalogs (#8480) (cb49e5d)
• fix(web): keep long task drawers usable on small screens (#8313) (0009aac)
• fix(desktop): oauth popups open from the browser preview (#8435) (0e2905e)
• fix(desktop): stop hidden previews draining battery (#8567) (ff17610)
• fix(server): a draft can retry its first send after a failed bootstrap (#8226) (a40aef4)
• feat(web): make the sidebar project filter a searchable combobox (#5931) (48c176b)
• fix(connect): explain DPoP connection failures (#8351) (94f1948)
• fix(mobile): show file actions on Android (#8215) (45c0dff)
• fix(clients): honor project default models in new threads (#6011) (84b9d9b)
• fix(mobile): show OpenCode model sources in picker (#8573) (acb599d)
• fix(desktop): Cache Runtime locally on WSL Filesystem, dramatically improving launch times (#5769) (f94a0d6)
• refactor(mobile): compile semantic themes for Uniwind (#7327) (018d7f2)
• fix(web): add back button to project settings (#8168) (9257bd8)
• feat(web): toggle thread pin from the keyboard (4c51b4c)
• feat(server): accept PDF, ZIP, and other file uploads up to 50MB (#8235) (8f49132)
• feat(analytics): report connected client platforms (#8481) (88be563)
• fix(codex): show sub-agent models (#8502) (49f6241)
• fix(web): open GitHub pull requests in browser when loading fails (#8507) (7068e86)
• fix(web): stabilize the provider settings editor (#8472) (f276e63)
• fix(release): move nightly schedule to minute 38 (5766dfb)
• test(web): remove redundant cache key test (#8484) (c8aba25)
• fix(desktop): allow preview automation in agent-created threads (#8483) (2fbe313)
• fix(mobile): refine Git action toast glass styling (#8399) (850e458)
• fix(web): stop showing red x summaries for ordinary tool failures (#8395) (f1e6f0c)
• fix(mobile): keep iOS home header stable (#8467) (b982847)
• fix(tooling): allow ignored-only staged changes (#8468) (b0ae3f3)
• fix(codex): accept Codex 0.150 account plans (#8447) (94401d0)
• feat(web): split provider settings into list and editor (#8380) (e2d4d12)
• Fix Android adaptive launcher icon (#4332) (348367d)
• refactor(codex): use effect stream line splitting (refactor(codex): use effect stream line splitting #163) (1d0f196)
• fix(codex): parse jsonl frames linearly (fix(codex): parse jsonl frames linearly #162) (7c697ee)
• fix(web): scroll sidebar after external thread navigation (fix(web): scroll sidebar after external thread navigation #161) (956252e)
• feat(markdown): render frontmatter in file previews (feat(markdown): render frontmatter in file previews #160) (d0b6e07)
• test: prune trivial error and layout tests (#8400) (f6f2be3)
• test: remove low-signal test files (#8397) (73f8cfc)
• fix(server): replay all un-applied events during projection bootstrap (#7538) (a6797b3)
• test(server): remove duplicate missing worktree test (#8252) (64ca3b6)
• fix(server): recover stale Codex approval callbacks (#5195) (230c5d4)
• fix(grok): improve skills, plans, usage, and turn reliability (#8358) (ead4ce5)

[github-actions]

Thread transfer impact

✅ Thread transfer remains within every enforced ceiling.

Provider	Metric	Main baseline	This PR	Impact	PR ceiling
Codex	Total thread wire	12.1 KiB	12.2 KiB	+4 B (+0.0%)	15.1 KiB	✅
Codex	Thread snapshot wire	5.8 KiB	5.8 KiB	+4 B (+0.1%)	7.3 KiB	✅
Codex	Live turn WebSocket wire	6.4 KiB	6.4 KiB	0 B (0.0%)	7.8 KiB	✅
Codex	Live turn WebSocket decoded	55.5 KiB	55.5 KiB	0 B (0.0%)	66.4 KiB	✅
Codex	Live turn messages	9	9	0 (0.0%)	21	✅
Claude	Total thread wire	12.2 KiB	12.2 KiB	+7 B (+0.1%)	15.1 KiB	✅
Claude	Thread snapshot wire	5.8 KiB	5.8 KiB	+6 B (+0.1%)	7.3 KiB	✅
Claude	Live turn WebSocket wire	6.4 KiB	6.4 KiB	+1 B (+0.0%)	7.8 KiB	✅
Claude	Live turn WebSocket decoded	56.4 KiB	56.4 KiB	0 B (0.0%)	66.4 KiB	✅
Claude	Live turn messages	9	9	0 (0.0%)	21	✅

Baseline: 29aff52 · PR result: 8cd8f8e · Source CI: success

Scenario and decoded snapshot size

10 historical turns, 5 command tools per turn, 878.9 KiB retained MCP result per historical turn, and a 1.05 MiB retained result in the measured turn.

• Codex decoded thread snapshot: 84.1 KiB
• Claude decoded thread snapshot: 84.5 KiB

Updated in place by a trusted workflow. PR artifacts are strictly validated and never executed.