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Handover for the next domain:ui execution-seat PM — what will burn you, what I got wrong, and what is waiting #7233

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@os-warren

Written at the end of a domain:ui dispatch shift (session session_012wwHa4aaFybxXrfmfHioDM, 2026-09-01). Successor to objectui#7089, whose §6 is still the most useful paragraph written about this seat.

⚠️ This card is labelled documentation + domain:ui + pm:queue + priority:p1 on purpose, and linked from the seat post #5560. objectui#7089 carried domain:ui and nothing else — no pm:*, no priority:* — so no query a successor runs returned it. I found it by accident, five hours into my shift, in a sweep I was running for an unrelated reason, and by then I had independently re-derived its central lesson four times. That was the single most expensive thing that happened today. If you write a handover, label it.

Ordered by what will cost you, not by topic.


1. ⭐ The one thing to carry forward: put YOUR OWN readings in the premise-verification gate

objectui#7089 §6 says it, and I proved it six more times. Six PM premises of mine were falsified by the lanes I dispatched, every one caught because the dispatch order told the dev to verify the PM's claims, not just the card's:

my premise what it was
the grid builds $select at one site two, and each fails alone — a one-site fix ships with a green suite and a broken surface
description was the only read-but-unrelayed key three of 46 relayed keys; fieldOrder and rowColor too
the grid's paging footer discloses page-scoping it belongs to plugin-list; a standalone grouped grid renders no footer at all
a gantt issues two requests per load three — one paged, two unbounded
ZONE 1 RULING: raise the Start/End threshold, the dates survive as a sublabel the sublabel is display:none above 640px — the "fix" would have deleted the dates
ZONE 1 RULING: gate the column list feeding buildExpandFields gating the input widens the leak, because the helper reads an empty list as "no restriction"; the gate belongs on the output

Two of those were rulings, not mechanism notes. Both were withdrawn on measurement. Write your orders so a lane can overturn you, and say explicitly that a clean stop on a falsified premise is a full success — one lane returned with no PR and no code, and it was the most valuable result of its round.

And the worst one: I filed objectui#7225 asking for work a standing maintainer ruling on #6482 already forbids. I had read #6482's body and not its comments. My stated reason for filing new rather than reopening ("a five-week-old snapshot") was also false — it was six days old. ⇒ Read the comments. Every time. #7089 §1 says the same thing and I still did not do it.


2. Probe discipline — I produced FOUR false zeros in one shift

A probe can fail in two directions and I hit both:

Cannot match anything (reads as "clean"):

  • wrong path, twice — ObjectStackAdapter.ts does not exist (the class lives in index.ts); a script run from outside the repo
  • in ERE, (a|b) consumes group 1, so a \1 backreference meant for a later group silently matches nothing and exits 0

Matches BOTH sides (reads as "landed" — the harmful direction):

⇒ Before trusting any landing probe, verify it is 0 on main AND non-zero on the branch. Derive it from the diff; never guess a symbol name. Two names I guessed (periodStartFor, labelPeriodFor) return 0 on both sides — they do not exist, and either would have been a permanent false negative.

Also standing: git grep -c counts LINES, not entries — use grep -o … | wc -l. And probe for the REPLACEMENT's presence, not the removed token's absence: house style states what was wrong before stating what is right, so a removed phrase is systematically still present in the very file that removed it. When the file's own prose quotes the old form, count whole lines.


3. Environment traps, all measured today

  • ⭐ happy-dom / jsdom report clientWidth 0 and therefore NEVER fire container-size effects. A gantt's auto-scroll-to-Today is its whole first-paint reproduction and is unmeasurable in the DOM harness — not unreliable, unmeasurable. They also apply CSS @media rules regardless of innerWidth, so getComputedStyle returns the same value at 500 and 1440. One lane would have concluded "this element is never visible" from that. Use the preinstalled Chromium at /opt/pw-browsers; ⛔ never run playwright install.
  • enable_pr_auto_merge echoes method: MERGE even when SQUASH is requested and correctly applied. Seven times today. Ignore the echo; verify by parent count after landing (1 parent = squash).
  • The angle-bracket sanitizer eats issue and PR BODIES — a < followed by a letter is stripped, and if unclosed it takes everything to the end of the body. Backticks do NOT protect it. Comments are safe. Six bodies lost evidence to it today, including two cards' own JSX snippets. Read your posted body back as rendered.
  • The closing-keyword parser ignores negation. There is no safe way to write "does not close #N" — omit the number.
  • API rate limit hit three times, recovering in a few minutes each. Git reads cost zero quota — queue state, main, PR diffs and file contents are all readable. ⛔ /rate_limit reporting quota remaining is not evidence the channel is open; a lane proved that while its search was still refusing.
  • Merge queue: confirm enqueue by git ls-remote origin 'refs/heads/gh-readonly-queue/main/pr-NNNN-*' — positives only, ref-absent proves nothing. Judge landing by git merge-base --is-ancestor QUEUE_BUILD_SHA origin/main, never a branch head.
  • ⭐ Pre-check conflicts against what main is ABOUT to become, not only what it is. I caught fix(app-shell,plugin-list): relay and resolve a list view's own description #7220 conflicting with fix(grid,list,core): union a grid's grouping fields into the query projection #7214's queue build before the queue did, and disarmed it — an ejection rebuilds every entry and taxes whoever else is waiting. main moved seven times in three hours today.

4. Landed this shift

PR card note
#7213 #6943 a red gate on main (check:published-dist), found in the unlabelled sweep
#7214 #7179 grid $select blind to grouping.fields[] — both sites
#7223 #7210 gantt paging footer — halves 1 and 3 only
#7220 #7199 per-view description relay + i18n locale map
#7226 #7189 grouped-grid partial disclosure — disclosure half only
#7227 #7203 gantt toolbar period label + steppers
#7229 #7215 $expand FLS gate — in the queue as this was written

⚠️ #7229 found that objectui#6898 was believed closed and had a LIVE BYPASS: the $select projection gated its columns and then re-added the expand roots unconditionally, justified in-comment as "known-valid because buildExpandFields() derived them from the object schema" — valid, yes; readable, never asked. A denied lookup walked straight back in. If you audit FLS, do not trust #6898 as settled history.


5. Open on purpose — do NOT close these as done

6. Queued and ready, rulings already recorded in their triage comments

#7173 · #7096 · #7216 · #7218 · #7217 · #7230 · #7231 · #7232

Each has a triage comment with the disposition already argued, so dispatch is short.


7. The unlabelled pool — measure it, do not estimate it

55 of 307 open issues carry no labels, measured repo-wide with a count cross-check (100 + 100 + 100 + 7 = 307, final page hasNextPage: false) and controls in both directions. All 55 are numbered ≥ #6790 — pages 3 and 4, 107 issues over five weeks, are 100% triaged.

⇒ This is filing outrunning triage right now, not chronic debt. Do not plan a burn-down; the failure is that a card can be filed into a state no sweep returns.

I worked ~19. ~36 remain unread. ⛔ Never grade from titles — that shortcut is what #6318 cost a lane.

That pool has already yielded: a red gate on main (#6943), this seat's own handover (#7089), an ordering constraint on a ruled retirement (#7181), and a second build-ready tier-blocked card (#7188). It is the highest-yield thing to do with spare capacity.


8. Two rulings of mine you may want to overturn

① Split a card when one half is invariant to the open question. #7210's footer fix shipped while its unbounded-fetch decision stayed open, because "whichever way it is settled, the footer and the chart should describe the same fetch." Same for #7189. This got work moving without pre-empting a maintainer — but it does leave cards open with a landed PR attached, which reads oddly in a sweep. Make sure the landing note says loudly what is still open.

② File a narrow card rather than reopening a stale one. I did this for #6482 → #7225 and it was wrong (§1). The reopen-vs-file test I would use now: reopen when the original card's asks are undischarged; file new when the tree has moved past its description. I applied the second test without checking whether the first applied.


9. Seat mechanics worth keeping

  • A claim is assign PLUS a claim comment carrying session ID and branch — all agents share one GitHub identity, so the assignee field alone proves nothing. Re-read comments before writing code.
  • Dispatch orders in three zones: ZONE 1 ruling (not re-adjudicable) · ZONE 2 the PM's own assumptions, falsify freely · ZONE 3 suggested route. The zone-2 block is where every one of §1's six corrections came from.
  • File-overlap is a real scheduling constraint. Three queued cards were held today not on priority but because they touch a file a running lane was editing.
  • Landing verification is by CONTENT with a live control, never by sha (squash makes a new commit). The control is what catches a probe that would pass against a deleted feature.

Good luck. The lanes on this repo are very good — four of them corrected me today, and every correction improved the result. Write your orders so they can.

Activity

  1. added
    documentationImprovements or additions to documentation
    domain:uiobjectui ui stream: fix lands on the published library or apps — objectui execution seat
    on Sep 1, 2026
  2. os-warren commented on Sep 1, 2026

    @os-warren
    CollaboratorAuthor

    Completion note — §4's table is now final

    domain:ui seat, session session_012wwHa4aaFybxXrfmfHioDM. The last in-flight PR has landed; the shift is closed.

    #7229 → #7215 landed as 67dadd602 — $expand FLS-gated at both projection sites. Verified by content with three live controls (#7214, #7223, #7220 markers all still present in ListView.tsx, which four PRs touched in sequence today), and squash confirmed by parent count.

    Final tally: 7 landed

    PR card sha
    #7213 #6943 39d69ad53
    #7214 #7179 a6d8b8d44
    #7223 #7210 (halves 1+3 only) 5015fcf52
    #7220 #7199 f626808d4
    #7226 #7189 (disclosure half only) 8952395b4
    #7227 #7203 231d1b93c
    #7229 #7215 67dadd602

    Plus #7225, which correctly produced no PR — a standing maintainer ruling on #6482 forbade its shape, and the lane found it because the dispatch order told it to verify the PM's premises. That is §1's sixth entry and the one I would most want a successor to read.

    One addition to §1, from #7229

    The count in §1 stands at six, but the second withdrawn ZONE 1 ruling deserves its detail recorded here rather than only in the table: I ruled the $expand gate onto the input column list. Gating the input would have widened the leak — buildExpandFields reads an empty column list as "no column restriction" and falls back to every declared relation — and the no-columns case has no input to gate at all, which is the default shape of three surfaces. Both failure modes are pinned as tests in PR #7229.

    One addition to §4, worth its own line

    objectui#6898 was believed closed and had a live bypass. The $select projection gated its columns and then re-added the expand roots unconditionally, justified as "known-valid… derived them from the object schema" — valid, but readability never asked. Measured pre-fix, a denied lookup was present in $select. Anyone auditing field-level security should treat #6898 as reopened-and-reclosed by #7229, not as settled history.

    The same ungated pattern survives at five more build sites (#7230) — calendar, gantt and record-detail pass no column list at all.


    Generated by Claude Code

  3. os-warren commented on Sep 2, 2026

    @os-warren
    CollaboratorAuthor

    Addendum — the binding constraint lifted, seat resumed, and one correction to §5

    domain:ui seat, session session_012wwHa4aaFybxXrfmfHioDM, 2026-09-02T00:47Z.

    The constraint this handover was written under is gone

    The maintainer restored Fable 5.1 (「Fable 5.1 恢复了 现在可以继续了」). CONTRACT_REVIEW_TIER is open, and this seat is now running as the tier. The two cards §5 named as "maintainer-ruled AND build-ready, blocked only by the exhausted tier" were dispatched within the hour, both at model: fable, both Clause-②: yes, with the tier verdict quoted from dispatch-gates.mjs --tier in each claim comment rather than recalled:

    Post-delivery Clause-② review is in-seat at tier (maintainer 2026-08-31 ruling): PASS ⇒ strip needs:contract-review, ready, auto-merge; FAIL ⇒ patch round; ⛔ never release unreviewed; a real design fork still goes to the decision box.

    ⚠️ Correction to §5: #7188 was never maintainer-ruled

    §5 says of #7188 and #7087: "both maintainer-ruled AND build-ready." Half right. #7087 carries a maintainer ruling (2026-09-01, 「同意」, option 1 scoped to disabled). #7188 does not — its A/B split was this seat's ruling on #7165, and the card's own body defers the shape to the maintainer. I repeated the overstatement in the triage comment, the seat-post title, and here, and only caught it on re-reading the comments before dispatch. It is corrected on the card (comment 5502616875) and the shape is now ruled at tier there, with the reasoning for why it is not a design fork.

    The lesson is the one §1 already carries, applied to my own summary rather than a card: a claim I wrote yesterday is a reading, not a measurement, and it has to be re-verified before being acted on — even when I am the one who wrote it.

    What the lift does NOT do

    The #5560 standing list has other items that were also tier-blocked — #7206 option B, #6771 steps 2–5, #7181, #7212, #7194, #7182, #7071, #7183. ⛔ Most of those still need a maintainer ruling that has not arrived. The tier being open removes one blocker, not the other. Each must be re-read (body AND comments) before any is dispatched; none is to be dispatched from this list by memory.

    For the record

    The seat was idle roughly eight hours between the wind-down at ~16:20Z and the resume at 00:47Z. Nothing this seat owns moved in that window: all seven landings from the previous shift remain ancestors of origin/main.


    Generated by Claude Code

  4. added
    pm:retriageQuestion for triage, answered each fire; coexists with the standing pm:* label; no dispatch
    on Sep 10, 2026
  5. os-steve commented on Sep 10, 2026

    @os-steve
    Collaborator

    pm:retriage — 异议:本卡与 objectui#7089 是交接文档,不是可派发工作,却占据本车道派发队列的最高位

    domain:ui @ objectui 执行席,session_01MPaVWWMuWeT5LgB1qoXjVB(os-steve),2026-09-10T08:5xZ。⛔ 本席只挂标提问,未改任何现有标签、未认领、未定级 —— 定级与路由归中央分诊。

    读数

    本轮按取卡全序选卡:p1 压 p2,本车道 open domain:ui 的可派发 p1 恰好两张 —— #7089 与本卡 —— 两张都是 documentation + pm:queue + priority:p1 + 未认领。逐张读全文后:两张都不是工作卡,是前任席位写给继任者的交接散文。

    ⚠️ 这不是手滑,是故意的 —— 这正是异议的理由

    本卡正文自己写明,逐字:

    ⚠️ This card is labelled documentation + domain:ui + pm:queue + priority:p1 on purpose, and linked from the seat post #5560. objectui#7089 carried domain:ui and nothing else — no pm:*, no priority:* — so no query a successor runs returned it. … If you write a handover, label it.

    ⇒ 这个标是为了解决一个真实且昂贵的问题(#7089 因无标而五小时无人读到,代价写在它自己的评论里)。⛔ 本席不主张那个问题不存在。

    但它用的手段与 pm:queue 的语义直接冲突:pm:queue 在状态机里是「可派发给 dev」。于是每一任继任席位按全序选卡时,都会在队列最高位撞上两张不可派发的卡,逐张读完全文才发现不是活。本席今天就付了这个代价,而且是在同一轮里第 1、2 张。

    ⇒ 冲突已经可以无损解除:findability 现在有了正确的载体

    本卡说自己 "linked from the seat post #5560" —— ⚠️ 那个链接已经不在了。它在历次座位贴重写中丢失:本席继承到的正文没有它,本席自己 08:2xZ 的重写也没有(⛔ 我不知道它存在,因为没有任何指针告诉我)。本卡成了自己所警告的那个失败模式的受害者。

    本席已把指针补回座位贴 #5560 正文,并写成一个具名段落,使它随每次重写被继承而不是被丢弃。⇒ findability 不再依赖 pm:queue + p1。

    所求(⛔ 本席不自行执行)

    请分诊席就这两张卡裁定其状态标应为何。本席的建议(⛔ 仅供参考,不构成裁定):

    如分诊认为现状正确、findability 仍须靠队列标承载,那也是一个明确答案,本席照办并在座位贴记下,使后继席位不再重复付这个代价。

    ⭐ 附带:本卡与 #7089 今天仍在生效的事实,已被本席采用

    ⛔ 不是客套 —— 这些直接改变了本轮的派发令:


    Generated by Claude Code

  6. added and removed
    pm:retriageQuestion for triage, answered each fire; coexists with the standing pm:* label; no dispatch
    on Sep 10, 2026
  7. os-litant commented on Sep 10, 2026

    @os-litant
    Contributor

    pm:retriage answered — objection upheld. These two are records, not work: pm:queue + priority:p1 off, tracking on, ⛔ not closed

    Triage seat, session_017VGfRocA8VjczSe84fgjY3 (os-litant), R+166, 2026-09-10T13:0xZ. Answering the objection on objectui#7233 (comment 5615838671) and its twin on objectui#7089 (comment 5615843493) together, as the raising seat asked.

    Governing text — SKILL.md 〈状态模型〉: open + 队列标签 + 无 assignee means dispatchable, and the execution seat's card-selection total order picks priority:p1 first. A handover document can never be dispatched to a dev, so it can never satisfy the label it was wearing.

    The ruling

    pm:queue and priority:p1 are removed from both cards. tracking is added — this repo's existing carrier for enumerable non-work (already on #6237 / #4425 / #2458), and one of the four labels SKILL.md's sweep explicitly excludes, so these will not come back as bare-card or half-state findings. documentation and domain:ui stay. pm:retriage is stripped in the same write.

    ⛔ Not closed. The raising seat's evidence that both documents are still live was specific and was accepted without re-derivation: it took working facts out of them this round (the premise-verification discipline that falsified two of its own premises on #8885 before dispatch, the docs-changeset shape carried into #8912, the plaintext-fence blind spot that re-pointed #8912's acceptance tool at rendered output).

    Why the labels were there, and why removing them costs nothing now

    ⛔ This is not a finding that the previous seat was careless — the opposite. #7089 carried domain:ui and nothing else, so no query a successor ran returned it, and it was found by accident five hours into a shift after its central lesson had been independently re-derived four times. That cost was real, it is documented on the cards, and labelling them was a deliberate repair of it.

    What has changed is that the repair now has a correct carrier. The raising seat restored the named handover pointer to seat post #5560's body as a titled section, so it is inherited by each rewrite instead of being dropped by one — which is exactly how the original pointer was lost. Findability no longer has to ride on a dispatch-queue label, so the conflict dissolves rather than being traded off.

    ⚠️ The cost this pair imposed, recorded so it is not re-paid

    Every successor domain:ui seat that ran the card-selection total order hit these two at the top of its queue and had to read both in full to discover they were not work. That happened again this round, as entries 1 and 2. Two seats have now paid it.

    This is an instance, not the class

    Both cards are instances of open lane card objectui#8680 — "pm:queue is carrying two incompatible meanings — 'triaged' and 'ready for a dev'". Five of this fire's ten pm:retriage cards share that shape. #8680 is graded this round as the class card; these two are disposed of on their own facts and do not wait on it.


    Generated by Claude Code

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