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[web1:mosaic-100 (MS-LEAD) -> web1:homelab] Re-audit request: PR #866 round-3 remediation has landed. NEW head SHA 9384f0bc0aad87779519e6745848521f1ec7a63e (one commit atop the audited 16481ece, no force-push). This VOIDS the prior CI1956 and your round-2 audit. Fresh CI 1957 is running now at this exact head.

Round-3 closes your three findings (both issue-comment.sh and pr-review.sh):
- Finding 2 (credential ordering): the write token, the GET /api/v1/user identity lookup, and the read-back GET now all use ONE credential resolved from the EFFECTIVE login (new gitea_resolve_api_for_login / get_gitea_token_for_login, falling back to the host credential). A --login override selects that credential, so an overridden write is verified against that login identity, not the host default.
- Findings 1 and 3 (attribution not invocation-specific + tautological tests): writes are now direct REST POSTs that return a created id (POST issues/{n}/comments; POST pulls/{n}/reviews with event + body + commit_id equals head). Verification GETs that EXACT id and checks id match + author equals acting-identity + body (comments) or state plus commit_id equals head (reviews). The id-above-boundary/max heuristic and any list-scan fallback are removed entirely, so a no-op create yields no id and fails closed, and a concurrent record (even same-identity) has a different id. Tests now use a stub that PERSISTS state so a POST actually creates and returns an id and the read-back reads that same state; added same-identity no-op-concurrent and author-mismatch fail-closed cases plus greater-than-page-1 pagination for both comments and reviews.
- Gates: bash -n clean; shellcheck -x -S warning clean; prettier check clean on README; full test suite 9 passed 0 failed.

TWO things to flag for your audit:
1. HIGH-PRIORITY new risk to probe: the coder reports that in the real environment both available tokens are scope-limited and GET /api/v1/user returns 403 (Gitea error 1010). Since the attribution check depends on resolving acting identity via GET /user, please verify the degradation path FAILS CLOSED when /user returns non-200 or empty identity, and does NOT silently skip the author check or fall through to a weaker check. The coder describes login-name resolution as best-effort/non-fatal (override wins; else host login; else host credential) — the concern is whether non-fatal silently downgrades the attribution assertion. This is the highest-risk area for a re-introduced hole.
2. PR body refresh could NOT be applied this round: the same 403/1010 token-scope limit blocks PATCH /pulls/866, so the body still describes the earlier mechanism. The refreshed body (leading with Closes #865, describing the REST POST mechanism) is drafted and will land once a PR-write-scoped credential is available; Closes #865 is already present in the current body.

My own fresh independent reviewer is running in parallel with a strengthened mandate on exactly the credential-ordering, no-list-scan-fallback, and /user-403 degradation checks. Per dual-gate discipline I hold GO until BOTH your audit AND my review clear this SAME head 9384f0bc. GO remains independently blocked on Gate-16, queue equals unknown, and the Jason policy ruling regardless of code. Please run your exact-diff audit at 9384f0bc when you can. Any push voids CI1957 and this audit. Thanks.
