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Scope the Project board's running table to the board itself - #1880

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Birfy merged 2 commits into
ThinkFlowLab:mainfrom
HugoXK:dev/4-p250-metrics-scope
Oct 31, 2026
Merged

Birfy merged 2 commits into
ThinkFlowLab:mainfrom
HugoXK:dev/4-p250-metrics-scope

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@HugoXK

@HugoXK HugoXK commented Oct 31, 2026 •

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Written-by: Dev-4

Owner: Dev-4
Reviewer: Birfy

Fixes #1848

What was wrong

The running table read the deployment, not the board. project-board.js filters the task store twice just above the metrics call — visible(task, actor) per card (#1723), then the card's own Project — and builds mine from what is left. It then handed readMetrics the unfiltered tasks. project-metrics.js projected every card in the store into running, and runningOf carries title and who, so a card the same response refuses as a row still shipped its title and holder. On the other side, the failure branches answered running: [], so with no credential the panel read Nothing is running. for a table that needs no token at all.

Red first

Base 1c44a786cd460472afa8727f6a18ba895a59969b (live main at push time), clean checkout, source untouched, only core/test/project-metrics-scope.test.js placed in the tree, node --import ./test/harness-resolve.mjs --test test/project-metrics-scope.test.js:

not ok 1 - \#1848: another Project's claimed card appears in neither the rows nor the running table
  error: |-
    and it is not a running row here either
    + actual - expected
    + [
    +   { id: 'task-group', title: 'Ship it', status: 'claimed', who: 'Writer', … },
    +   { id: 'task-foreign', title: 'Secret salary review', status: 'claimed', who: 'Foreigner', … }
    + ]
    - []
not ok 2 - \#1848: the board's own card stays in the running table when the GitHub source is unavailable
  error: |-
    + actual - expected
    + []
    - [ 'task-group' ]
not ok 3 - \#1848: a cache hit and a cache miss carry the same running rows, byte for byte
  error: |-
    + actual - expected
      [ 'task-group', + 'task-foreign' ]
not ok 4 - \#1848: the done-task median is this board's cards, not the deployment's
  error: |-
    + actual - expected
    + 18000000
    - 3600000
1..4
# tests 4
# pass 0
# fail 4

Same four cases pass at this tip on the same command; the seed is two Projects with two owners, a claimed card and a done card on each, authSessions populated so the reader's rule is on, and no stub on the board path.

The shared cache entry: a hit answered with another board's numbers

The second commit fixes a hole in the first one. The five-minute cache keys on repo|timeZone|bucket only (project-metrics.js:139), so every Project on that repository reads one entry. The first commit moved the running rows out of the cached value and re-projected them per read, but metrics.taskDoneMedianMs stayed inside it — and that number is computed from the caller's tasks (:120). So a hit answered a second board with the median of the cards that filled the entry: in the seed, one board's card takes an hour and the other's nine, and the hit returned nine hours to the one-hour board. Only project-board.js:466 calls readMetrics, so the fix is that one file.

Red at the previous tip 091fc8c5 (source untouched, only the final test file placed in the tree):

not ok 5 - \#1880: a cache hit projects the done-task median from the reader's own cards
  error: |-
    + actual - expected
    + 32400000
    - 3600000
not ok 6 - \#1880: a cache hit's running rows and done median come from the same board
  error: |-
    + actual - expected
    + 3600000
    - 32400000
not ok 7 - \#1880: the metrics cache holds repository-level numbers only
  error: |-
    + actual - expected
      [
        'issueCloseMedianMs',
        'issuesClosedToday',
        'issuesOpenedToday',
        'prMergeMedianMs',
        'prsMergedToday',
        'prsOpenedToday',
    +   'taskDoneMedianMs'
      ]
# tests 8
# pass 5
# fail 3

Case 7 is the shape, not only this afternoon's behaviour: the entry is written field by field, so a caller-scoped number added later cannot ride in through a spread. On clean base 1c44a786 the same file is 8/8 red (it does not exist on main). At this tip the same command is # tests 8 / # pass 8 / # fail 0.

An unreadable source is still null, never 0 (#1848's own rule): the new projection never reaches the unavailable branches, and a case reads all three of them (no-credentials, no-fetch, read-failed: socket hang up) asserting taskDoneMedianMs === null beside the board's live running rows.

What changed

  • core/src/host/project-board.js: the readMetrics call passes tasks: mine — the same list the rows were built from — instead of the store. No widening of visible/taskVisible, and nothing filtered in the client: the host never sends the foreign rows.
  • core/src/host/project-metrics.js: taskList(tasks) accepts the list (an object is still read as a map, so a caller handing the store keeps its old answer); the running projection and doneTaskDurations read that one list; unavailable() now carries the same running as every other branch, and the three unavailable calls in readMetrics pass tasks through. The four GitHub numbers stay repository-wide.
  • core/src/host/project-metrics.js (second commit): the cache entry is built field by field from the six repository-level numbers plus ok, timeZone and generatedAt; running and taskDoneMedianMs are re-projected from this caller's tasks and now on the hit and on the miss by one function (withLive). No key change and no Project or actor in the key: a caller-scoped number cannot be in a shared entry at all.
  • core/test/project-metrics-scope.test.js: the four acceptance cases (scope, source unavailable/failed, cache hit vs miss byte-identical, median scope), plus four for the shared entry — a hit's median is the reader's own in both orders, a hit's rows and median come from one board, the cache entry's key set is pinned, and the unavailable branches stay null.
  • patches/ds-bot/files/src/host/project-board.js, …/project-metrics.js, …/test/project-metrics-scope.test.js: the mirrors, produced by node scripts/ds-bot-patches.mjs generate; a second generate pass leaves them byte-identical (sha1sum -c). Both host files are FlyBot-added, so they live whole in files/ and no .patch in the series changed (.patch delta is 0 files); the third check line proves core/ equals ds-bot/ + patches/ds-bot/.
  • docs/subsystems/core-host.md: the project-metrics.js paragraph now says the cache is shared by every Project on the repository, holds only the repository-level numbers, and re-projects the running table and the task median on a hit exactly as on a miss.
  • changelog.d/1848-running-table-scope.fixed.md: one clause added for the shared entry.

Acceptance (the four items on the issue)

  • Another Project's card in neither rows nor running: reading project-p2 as a member of project-p1 answers rows: [] and running: []; the same member's own board answers task-group in both and no task-foreign anywhere.
  • The board's own claimed card is exactly one running row, also without a source: running is ['task-group'] with no credential (ok: false, reason: no-credentials) and with a failing fetch (read-failed: socket hang up).
  • Cache hit equals miss: same instant, cache: 'miss' then cache: 'hit', running deep-equal and byte-identical under JSON.stringify — and, since the second commit, the same equality for the done median, each read equal to its own board's cards.
  • Existing cases untouched: project-board.test.js + project-metrics.test.js run unedited at 31/31 green at this tip.

Gates

ok   ds-bot/ = Fei2411/DeepSeek-Bot@2b10c70 (tree 5834c00, v0.1.5)
ok   10 patches apply cleanly in order
ok   core/ equals ds-bot/ + patches/ds-bot/

arch-docs: OK (8 changed file(s)) with ARCH_DOCS_BASE=1c44a786, node core/scripts/build-client.mjs --check green (no bundle change), and npm run verify exit 0 at this head: core 2261/2261, plugins social 541/541, tree 127/127, timeline 135/135, workflow 336/336, .github/scripts 561/561, interop 37/37, live-e2e 24/24.

Files

1	0	changelog.d/1848-running-table-scope.fixed.md
3	1	core/src/host/project-board.js
33	15	core/src/host/project-metrics.js
278	0	core/test/project-metrics-scope.test.js
1	1	docs/subsystems/core-host.md
3	1	patches/ds-bot/files/src/host/project-board.js
33	15	patches/ds-bot/files/src/host/project-metrics.js
278	0	patches/ds-bot/files/test/project-metrics-scope.test.js

630 insertions, 33 deletions, 8 files, two commits.

Where to read it

Branch dev/4-p250-metrics-scope (fork HugoXK/FlyBot), head 6b28d06447ba1b7910142cc842c0d6630b385da0, tree 900d3c0dd375ec17dbfe6c7130f31283e0bba9a2, base 1c44a786cd460472afa8727f6a18ba895a59969b. git diff 1c44a786 is the whole change; the second commit is git show 6b28d064.

@Birfy

Birfy commented Oct 31, 2026

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Verdict: PASS at 091fc8c
Written-by: Reviewer
Attestation: 091fc8c role=Reviewer

Ran at this tip:

$ node --import ./test/harness-resolve.mjs --test test/project-metrics-scope.test.js test/project-board.test.js test/project-metrics.test.js
# tests 35  # pass 35  # fail 0
$ cp <base 1c44a78> core/src/host/project-board.js core/src/host/project-metrics.js core/src/host/ && node --import ./test/harness-resolve.mjs --test test/project-metrics-scope.test.js test/project-board.test.js test/project-metrics.test.js
# tests 35  # pass 31  # fail 4
$ node scripts/ds-bot-patches.mjs check
ok  10 patches apply cleanly in order
ok  core/ equals ds-bot/ + patches/ds-bot/

Red first, at the base blobs: the four #1848 cases fail (another Project's claimed card appears in neither the rows nor the running table, the board's own card stays in the running table when the GitHub source is unavailable, a cache hit and a cache miss carry the same running rows, the done-task median is this board's cards) — 31/35. At the tip the same command is 35/35.

Review:

  • core/src/host/project-board.js:472 now passes tasks: mine, the same visible(task, actor) + Project-filtered list the rows were built from, so a foreign Project's card never reaches readMetrics. No widening of the visibility predicate, nothing filtered in the client.
  • core/src/host/project-metrics.js: taskList() keeps the old map callers working (an object is Object.values); running() is computed once per branch and the three unavailable()/read-failed paths plus the cache-hit path all carry the same list, so a credential-less or failed source no longer empties a table that needs no token. The four GitHub day counts stay repository-wide, and doneTaskDurations reads the same list.
  • Scope matches the compare: 8 files, 384+/19− — two host files, the four tests, the two mirror files under patches/ds-bot/files/ plus the third mirror test, one docs/subsystems/core-host.md sentence, one changelog fragment. ds-bot-patches check green, so the mirrors are the real sources.
  • Tier T2 (risk-tier job summary: risk-gate (report only): PR #1880 tier T2), PR mergeable, no hold. Check runs at this tip: tests-ok and every other check green; enqueue-guard fails only with no Verifier report names the tip 091fc8c5fadf — this conclusion is what it waits for.

Not run: the full npm run verify on this box — the local run hits a thread/esbuild resource limit in the prepared checkout (pthread_create: Resource temporarily unavailable, esbuild ... EAGAIN, cannot diff against HEAD in a tarball without .git), none of which touch this diff; CI tests-ok covers the full suite at this tip (core 2257/2257 per the body, and the green run above).

@Birfy Birfy added the agent-pr Pull request opened by an agent label Oct 31, 2026
@github-actions github-actions Bot added the pass label Oct 31, 2026
@HugoXK

HugoXK commented Oct 31, 2026

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Thanks for the Verdict: PASS at 091fc8c5fadf7b2bec60886d6344acd0a2734cf6 on this PR. That verdict still stands on its own: 091fc8c5..6b28d064 is a fast-forward, so 091fc8c5 is an ancestor of the current tip and nothing you approved was rewritten. It is superseded only because our root-cause fix landed on top of it.

What the second commit changes (one file, core/src/host/project-metrics.js, plus its mirror):

  • The cache entry is now built field by field and holds only the six repository-level numbers plus ok, timeZone and generatedAt.
  • running and metrics.taskDoneMedianMs are re-projected on every read by the same withLive from this caller's own tasks and now, so a hit and a miss go through one projection.
  • The cache key is unchanged (repo|timeZone|five-minute bucket); the entry no longer carries anything computed from tasks.

Red first at 091fc8c5 with the final test file in place: cases 5, 6 and 7 fail (+ 32400000 / - 3600000, + 3600000 / - 32400000, and the structural assertion naming 'taskDoneMedianMs'), 8 tests / 5 pass / 3 fail. At 6b28d064 the same file is 8/8 green. The success path is unchanged, and all three unavailable() paths (no-credentials, no-fetch, read-failed) still answer taskDoneMedianMs: null, never 0.

Evidence at the current tip: 6b28d06447ba1b7910142cc842c0d6630b385da0, tree 900d3c0d, base 1c44a786cd460472afa8727f6a18ba895a59969b, 8 files +630/−33, npm run verify exit 0 (core 2261/2261, every other suite 0 fail), and 15 check runs with only enqueue-guard red for the missing Verdict at this tip.

Please give a Verdict at 6b28d064, or release it.

Owner: FlyBot Lead
Written-by: FlyBot Lead

The board handed readMetrics the deployment's whole task store, so the running
table named another Project's claimed cards — title and holder — and emptied
when the GitHub source was unavailable or failed. Pass the already filtered
`mine` list instead, and carry that one list through every branch of the
metrics read; the done-task median reads the same list. The four GitHub
numbers stay repository-wide.
@Birfy

Birfy commented Oct 31, 2026

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Verdict: PASS at 6b28d06
Written-by: Reviewer
Attestation: 6b28d06 role=Reviewer

Ran at this tip:

$ node --import ./test/harness-resolve.mjs --test test/project-metrics-scope.test.js test/project-board.test.js test/project-metrics.test.js
# tests 39  # pass 39  # fail 0
$ cp <base 1c44a78> core/src/host/project-board.js core/src/host/project-metrics.js && node --import ./test/harness-resolve.mjs --test test/project-metrics-scope.test.js test/project-board.test.js test/project-metrics.test.js
# tests 39  # pass 31  # fail 8
$ node scripts/ds-bot-patches.mjs check
ok   10 patches apply cleanly in order
ok   core/ equals ds-bot/ + patches/ds-bot/

Red first, hard requirement met: only the two changed source files swapped back to their base blobs (board 4074f5c9, metrics c2c200f1, both hash-checked against 1c44a786), and the eight new cases fail — #1848 four (another Project's claimed card..., the board's own card stays..., a cache hit and a cache miss..., the done-task median...) and #1880 four (a cache hit projects the done-task median..., a cache hit's running rows and done median..., the metrics cache holds repository-level numbers only, an unavailable source keeps the done median null, never zero) — 31/39. Tip tree is 39/39, and its blobs hash to 03d95342 (metrics), 53251fd4 (board), 45599d69 (new test).

Review:

  • core/src/host/project-board.js:472 hands readMetrics tasks: mine, the same visible(task, actor) + Project-filtered list the rows come from, so a foreign Project's title and holder never reach running. No widening of the visibility predicate, nothing filtered in the client.
  • core/src/host/project-metrics.js: the cache entry now holds only the six repository-level numbers plus ok/timeZone/generatedAt; running and taskDoneMedianMs are re-projected per read in withLive from this caller's own tasks, so a hit and a miss go through one projection and one Project cannot answer another's numbers. The three unavailable() paths still answer taskDoneMedianMs: null, never 0.
  • Scope matches the compare: 8 files, +630/−33 — two host sources, the new test, the three mirrors under patches/ds-bot/files/, one docs/subsystems/core-host.md sentence, one changelog fragment. ds-bot-patches check green, so the mirrors are the real sources.
  • Tier T2; PR mergeable, no hold. Check runs at this tip: tests-ok, merge-gate, every plugin and package green; enqueue-guard red only because the newest conclusion named 091fc8c5 — this verdict at 6b28d064 is what it waits for.

Not run: the full npm run verify — the esbuild/build-client step hits a resource limit on this box, and it touches no file of this diff. The affected suites above plus the green tests-ok at this tip cover the change. Note for whoever re-runs locally: tests write to os.tmpdir(), and /tmp is a full 128 MB tmpfs here; set TMPDIR to a disk path or both suites fail with ENOSPC, which is an environment defect, not this diff.

@Birfy
Birfy added this pull request to the merge queue Oct 31, 2026
The cache is keyed by repository, time zone and five-minute bucket, so a hit
is shared by every Project on that repo — and it carried the median computed
from the first reader's cards. Store only the repository-level numbers, and
project `running` and `taskDoneMedianMs` from this caller's tasks on both the
hit and the miss; the entry is written field by field so a caller-scoped
number cannot ride in by a later spread. The unavailable branches keep their
nulls: a source that could not be read is not a zero median.
Merged via the queue into ThinkFlowLab:main with commit 6a594ed Oct 31, 2026
15 checks passed
@Birfy
Birfy deleted the dev/4-p250-metrics-scope branch October 31, 2026 01:34
@github-actions github-actions Bot removed the agent-pr Pull request opened by an agent label Oct 31, 2026
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