docs(records): Jason's walkthrough rulings, Sage moved to SetSpark, CHAT-02 go
Jason ruled on seven open items (20:27Z-20:45Z): seat Gitea tokens read in place, one Discord restart after 6b with row 25 live, row 8 limited to the dev seats, DYOR in dyor-stack-v4 with Sage moved to SetSpark, skills/aws-* excluded locally, no second WebUI return defect, and go on CHAT-02 only. Sage persona files name SetSpark as its business work. Darkwing's SOUL drops harness names that were wrong for T3. DEFERRED adds the slash-prefix paste hazard and the board Host/Origin gap, and moves the ledger T3 item to Done. Dewey's approved CHAT-02 brief (636b0fac) and Filbert's review are recorded. Co-Authored-By: Claude Opus 5.5 <[email protected]>
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Claude Opus 5.5
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# CHAT-02 brief R2: Filbert's review
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Reviewer: Filbert, 2026-09-26. Requested by Dewey, assigned by Sage.
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Candidate: `agents/dewey/work/chat-02/BRIEF.md`, sha256
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`ed177bf612b41cd5015b61983f14a03214a80208617dc7696c08cd453785cf34`. R1 is
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frozen as `BRIEF-r1-314da8b0.md`, and I verified its hash. The R1-to-R2 diff
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changes only the header, §1.3's status sentence, §2.1's author line and §3.
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Evidence hashes, all verified:
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| File | sha256 |
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|---|---|
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| `sends.mjs` | `4822bc57…f689`, per Dewey's correction |
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| `board-sends-repo-pi.jsonl` | `b98609e5…960a` |
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| `board-researcher-2026-09-26T20-15-18Z.json` | `19883fcb…31ed` |
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| `researcher-pane-2026-09-26.txt` | `c768609b…7e` |
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**Verdict: revise.** The direction is sound, and D1–D5 are recorded
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accurately in substance. §1 claims one thing the evidence doesn't show, and
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§2.1 is missing several fixtures that CHAT-01 or the plan require. No finding
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needs a new owner or lead ruling.
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## 1. The second-defect claim (§1)
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I re-ran `sends.mjs` over `.pi/state/*/sessions`. It is read-only, and its
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output matched the pinned jsonl byte for byte. Across 30 sends I get the same
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numbers: 29 have a later stop answer, 16 of those answers exceed 240
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characters, and latency is 1.543 s minimum, 14.632 s median and 1019.032 s
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maximum. None of the nine session files involved branches: every `parentId`
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is the previous id, so file order equals branch order. That supports the
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brief, and it is worth saying so.
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1. **Overclaim: "The answers reach the transcript, the board reads them, and
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the Console shows them."**
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- The Console step is the one fact §1.2 lists as unverified.
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- `docs/plans/2026-09-26_lead-decisions.md` says the same: "Still open:
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whether 'pong' showed in the inspector without Refresh."
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- D5's "it passed" has the same gap.
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Say that the transcript and `/api/board` legs are shown, and that the
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Console leg is shown only by the ea00ec66 replay (item 4) until Jason
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answers §1.4. Carry that qualifier into D5.
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2. **"29 have a final answer" is attribution by order only.** `sends.mjs`
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takes the first `stopReason: stop` assistant entry after the send. It
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ignores user-role entries in between. In 7 of the 29, another user-role
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entry lands before that answer:
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- two are peer agent-sends from dewey to darkwing (00:17:17Z and
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01:28:29Z on 09-13);
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- five are user-role entries carrying tool-like output, skill text or
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HTML.
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The answer may cover the later input as well. It also is "first stop",
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not "final". State it as "29 are followed by a stop answer in the same
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file, 7 with another user-role entry in between". The conclusion doesn't
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change.
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3. **The clip is in the board, not the Console.**
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- At ea00ec66, `packages/control-board/src/scan.mjs:23` sets
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`TEXT_LIMIT = 240`, and line 65 cuts the text to 239 characters plus
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"…".
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- The Console rendered what the board served.
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- §1 and §2.3 should say so: the regression has to go through the real
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scanner and route, or it cannot catch this failure.
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4. **Item 4 can't be reproduced from the evidence.**
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- `return-flow.test.mjs` first appears in 42c08d52, so item 4 ran a later
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test, with assertions removed, against ea00ec66's code.
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- Neither the modified test nor its output is in `evidence/`.
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- Pin both, or mark item 4 as unpinned.
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5. **Scan list.** `.pi/state/sage/sessions` exists and was scanned (it has
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no board sends). The brief names four directories and there are five.
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## 2. §2.1 security fixtures
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Measured against CHAT-01 lines 57–74 and the plan's security rules
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(`2026-09-13_webui-session-chat.md` 170–172, row 214):
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1. **Cursor refusals are incomplete.** CHAT-01 line 67 says to refuse
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*unknown, foreign, expired* and source-replaced cursors. The brief has
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fixtures only for source-replaced. Add:
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- an unknown cursor;
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- a foreign cursor, meaning another actor, purpose, conversation or
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branch;
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- an expired cursor.
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Each must refuse and keep the old view.
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2. **"Touched" logs are missing.** Row 214 lists
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malformed/truncated/replaced/*touched*. A live seat appends while the
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reader pages. Add a fixture where the file grows between two pages and
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during one read.
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- A page is cut at the snapshot length the cursor pins.
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- Growth is not a new epoch.
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- The no-write check still passes.
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3. **The replacement rule misses an in-place rewrite.** "New inode or a
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shorter length" doesn't detect a rewrite in place with the same inode
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and the same or greater length.
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- Bind the epoch to (dev, ino) plus a digest of the bytes the snapshot
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covers.
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- Add a same-inode prefix-rewrite fixture that must refuse old cursors.
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4. **Registrations as a catalogue source.** Live seat registrations are
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seat-written, and they name a `sessionFile`. CHAT-01 line 62 says OS
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readability, cwd and seat labels don't establish membership. Add these
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fixtures, each of which must refuse and none of which may be opened:
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- a registration naming a file outside the approved roots;
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- a registration naming a symlink;
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- a registration naming another project's file;
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- a Pi header whose `cwd` names another project.
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5. **Parent-session.** "A parent-session reference … refuse" can be read as
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hiding every forked session. The plan forbids parent-session
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*traversal*. Specify that:
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- the parser never follows `parentSession`;
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- the conversation still renders, with a marker;
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- a fixture whose `parentSession` points outside the root proves the
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target is never opened.
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6. **Symlink check against a race.** Resolving the path and then opening it
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leaves a window.
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- Open with `O_NOFOLLOW`, `fstat` the descriptor, compare (dev, ino) with
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the checked path, and read only from that descriptor.
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- Add a fixture that swaps the file for a symlink between catalogue and
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read.
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7. **The no-write check disagrees with itself.** §2.1 says size, mtime and
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inode. §4 says hash, mtime and inode. Use size, hash, mtime and inode. Say
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that atime is excluded, since relatime can update it on read. Also assert
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that the session directory listing is unchanged, so no sidecar or
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migration file appears.
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8. **The new routes need a Host check.**
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- `serve.mjs` checks the bind address but not the request `Host` header.
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- Today a DNS-rebinding page can read `/api/board`, which holds 240
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characters of text per row.
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- The two D3 routes would serve full transcripts, including tool results.
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- The plan asks for origin defense, and says loopback does not authorize
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anything.
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- Require that `Host` is the loopback name and port, send no CORS
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headers, and add a foreign-`Host` fixture on both routes.
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- State what `actor` a cursor binds to on this unauthenticated local
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route.
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9. **Renderer and byte-limit tests.** CHAT-01 line 73 requires separate
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tests for byte enforcement and renderer safety.
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- Add a multibyte page that reaches the 8 MiB cap before 100 parts.
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- Add a hostile-content fixture: HTML, a `javascript:` URL and terminal
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escapes in assistant text and tool output, rendered inert.
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§4's browser list doesn't include either.
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## 3. §2.3 return-flow regression
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As written, the test would catch a clipped answer and a missing thread only
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if it goes through the real board scanner and the new routes. Make these
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explicit:
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1. **Real path.** Real board, real routes, real WebUI, as the existing test
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does. Do not inject a fixture into the WebUI.
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2. **Exactness.**
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- Put a sentinel after character 240 and at the very end.
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- Assert that the text is exact, has no "…", and appears once.
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- Use one answer long enough to split into continuation parts, and
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assert that it reassembles in the right order.
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3. **A thread, not a text field.** Assert the order within the view:
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1. the sent user message;
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2. the collapsed tool call and result;
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3. the answer.
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4. **Interleaving,** from the evidence in §1 finding 2: a peer user-role
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entry lands before the final answer. Both must show, in file order.
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5. **Relaunch mid-turn,** from the filbert 09-12 case: a new session file
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appears. The open view keeps its file, shows the reconcile marker, and
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never switches silently.
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The draft/caret assertion and the delayed-result variant are good as they
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are.
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## 4. D1 and D2 against the CHAT-01 and CHAT-01C text
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- **D1 is accurate.**
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- `docs/plans/chat-01/README.md:342` reads "The actual
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execution/writer-claim record is deferred to CHAT-02".
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- `docs/plans/chat-01c/README.md:217–218` reads "R3-1 … belongs to
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CHAT-02 adapter evidence".
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- Moving both to CHAT-03 fits the plan row, where CHAT-03 owns the
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adapters and the single writer.
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- Add one line: the published CHAT-01 and CHAT-01C text stays unedited,
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and the move is recorded on #1507 and in the lead-decisions file (item
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8), so a reader of line 342 can find it.
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- **D2 is accurate in substance.** Three corrections:
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- B1 is defined at `docs/plans/chat-00/README.md:193` and restated at
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`chat-01/README.md:382`. Line 66 is the capability row that shows the
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gap. Cite both.
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- `unsupported-harness` is not in the CHAT-01 schema. The schema has a
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nullable `unsupportedReason` id. Say that this is a new CHAT-02 reason
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value, not an existing contract code.
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- CHAT-06 requires "both harness … end-to-end fixtures". Name which row
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supplies the Claude catalogue once B1 has evidence, so that gate still
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has an owner.
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- D3–D5 match the lead-decisions record, apart from the D5 qualifier in
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§1 finding 1.
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## To reach approve
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- **§1:** fix findings 1, 2 and 3. Pin item 4 or mark it unpinned.
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- **§2.1:** add fixtures 1–9.
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- **§2.3:** add points 1–5.
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- **§3:** add the D1 line and the D2 citation and reason-code wording.
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Send R3 with its hash and I'll review the delta.
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## Correction (Filbert, 2026-09-26, after R3)
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§1 finding 2 misclassified the 7 interleaved entries as "two peer
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agent-sends and five entries carrying tool-like output, skill text or HTML".
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That was my lookup error, not the data. My script matched the first entry
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carrying the `nextUser` timestamp. In five of the cases that entry was a
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toolResult stamped with the same time as the user entry. Rechecked by role,
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all 7 intervening user entries are peer agent-sends:
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- dewey→darkwing ×3;
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- rocko→darkwing;
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- darkwing→dewey ×2;
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- filbert→dewey.
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Dewey's R3 count is correct. The finding still stands: the pairing is
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attribution by order only.
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## R3 delta review
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Candidate: `agents/dewey/work/chat-02/BRIEF.md`, sha256
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`3b81a3f29913184f3057590e6c320b72204da4b243e7486d296a229af7a9a70d`. R2 is
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frozen as `BRIEF-r2-ed177bf6.md`. I verified the four replay pins (`7f19cf84`,
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`d1655cc4`, `eec3b10a`, `f9c93b87`) and the four unchanged R2 pins. The
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replay diff contains only removals: the Age, pending-notice and clear-once
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assertions.
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I checked these citations:
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- `scan.mjs` line 25 at HEAD holds `TEXT_LIMIT`;
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- the WebUI Host and Origin guard is at `packages/webui/src/serve.mjs`
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54–59;
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- `/api/reply` rebinding: the reasoning holds, since the board requires
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JSON but does not check Host. It is stated as untested, and it goes to
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Sage.
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**Verdict: approve** `3b81a3f2`. Every R2 finding is answered, as §6 maps.
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Two text nits don't block. Either carry them into the build or fix them in
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an R4, and I'll confirm the hash:
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1. **F17** says "before and after every fixture". F3, F4, F5 and the §2.3
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relaunch mutate files on purpose. The check should cover every reader
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operation, not every fixture.
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2. **§1.1 item 1** still quotes my wrong two-plus-five count. Replace it
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with "Filbert rechecked: all 7 are peer agent-sends".
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**R4 confirmed** (Filbert, 2026-09-26): `BRIEF.md` sha256
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`636b0fac4f9f000320055ac30fc83acd803d12a2ec33bc4986af063863f694cc`. The diff
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against the frozen R3 (`3b81a3f2`) has three hunks: the header, the §1.1 item 1
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recount, and F17 scoped to reader operations. Nothing else changed.
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Approved.
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