docs: record audio exclusion status checkpoint

docs/screenshare-audio-exclusion-impl-plan.md

@@ -11,9 +11,10 @@ committed locally** (`5d3da8b`). **S4, S5, 0d, round 11's bridge changes, and Ph
 pure channel-planning prerequisite are built, validated, and committed locally in pixelpass
 (`781defc`).** The first bounded Phase 6 mutation slice is now built, validated and committed
 locally in PixelPass (`98cde2c`): the hidden production path creates, retains, revokes and
-crash-cleans exact-channel non-lingering fan-out links. Phase 6's status events and
+crash-cleans exact-channel non-lingering fan-out links. The four versioned Phase 6 status events
-sink-replacement recovery, plus phases 7–9, are not built — nothing released to date changes
+are built, validated and committed locally in PixelPass (`5a65f50`). Sink-replacement recovery,
-the feature's user-visible behaviour. **Phase 6 remains the current front.**
+plus phases 7–9, are not built — nothing released to date changes the feature's user-visible
+behaviour. **Phase 6 remains the current front.**
 **Date:** 2026-07-21 (v4); status line refreshed 2026-08-21
 **Design of record:** [`screenshare-audio-exclusion-plan.md`](screenshare-audio-exclusion-plan.md) v3.8, round 11.
 **Scope:** *ordering, gates and acceptance criteria only.*
@@ -688,10 +689,19 @@ ancestry becoming unsafe.
 > without Rust destructors. The three serialized live observer tests and `pixelpass --doctor`
 > pass.
 >
-> This does **not** complete Phase 6. Versioned causal status events and actual capture-sink
+> **Status-event slice, committed locally as `5a65f50`.** PixelPass now emits
-> replacement/relink recovery remain, along with the unclosed failure-matrix rows. The public
+> exact version-1 `stream_unsupported`, `aec_failed`, `aec_revoked` and `foreign_aec_warning`
-> mode selector remains Phase 7 and PeerSpeak integration remains Phase 8. The last committed
+> records. The PipeWire callback only enqueues owned records; a Tokio-side forwarder performs
-> PixelPass base is `781defc`; this mutation slice is local commit `98cde2c` and remains unpushed.
+> JSON serialization and stdout I/O. Each cause has a direct emission test plus an exact JSON
+> golden. Repeated graph ticks do not repeat a sticky failure, every leg of one foreign AEC
+> collapses to one warning, an unindexed native AEC still counts as foreign, and `aec_revoked`
+> is queued only after owned links are dropped. Full PixelPass: 330 passed, 0 failed, 10 ignored;
+> strict all-target Clippy, both serialized Phase 6 live gates and `pixelpass --doctor` pass.
+>
+> This does **not** complete Phase 6. Actual capture-sink replacement/relink recovery and the
+> remaining failure-matrix rows are still open. The public mode selector remains Phase 7 and
+> PeerSpeak parsing/UI integration remains Phase 8. The last committed PixelPass checkpoint is
+> `5a65f50`.
 
 Failure ⇒ report the stream unsupported. **Never** fall back to the default monitor — and after
 0d that fallback is unconstructible in this mode, by either path.

docs/screenshare-audio-exclusion-plan.md

@@ -6,6 +6,8 @@ edge (§6.9), and the 2 s readiness budget is retained after repeated baseline,
 and live-churn calibration. The targeted live dry-run partition passed. The first pure Phase 6
 channel-planning prerequisite is committed locally in PixelPass `781defc`; the first bounded
 live fan-out mutation slice is built, validated and committed locally in PixelPass `98cde2c`.
+The four versioned causal status events are built, validated and committed locally in PixelPass
+`5a65f50`.
 **Date:** 2026-08-21 (v1: 07-19 · v2: 07-20 · Option C 07-20 · v3.1 r4 · v3.2 r5 · v3.3 r6 ·
 v3.4 r7 · v3.5 r8 · v3.6 r9 · v3.7 r10 · v3.8 r11 2026-08-21)
 **Origin:** Joe's suggestion — "whitelist all audio except audio coming from peerspeak."
@@ -1380,11 +1382,12 @@ evidence. Phase 6's channel-aware pure planner is also committed in PixelPass `7
 of that checkpoint, local commit `98cde2c` creates and retains serial-guarded
 non-lingering links through the hidden production path, requires all planned links to be
 `ACTIVE`, revokes them when eligibility changes, and passed both normal-teardown and `SIGKILL`
-cleanup gates.
+cleanup gates. Local commit `5a65f50` adds exact version-1 status records for stream link failure,
+AEC validation failure, AEC revocation and foreign AEC detection; PipeWire callbacks enqueue them
+for Tokio-side JSON emission.
 
-1. **Continue Phase 6:** add the four versioned causal status events, complete the remaining
+1. **Continue Phase 6:** implement actual capture-sink replacement/relink recovery through the
-   failure-matrix rows, and implement actual capture-sink replacement/relink recovery through
+   real host path and complete the remaining failure-matrix rows.
-   the real host path.
 2. Carry the revised row-9 partition forward: music-only and a different-device microphone
    stay eligible; same-device capture and a tainted-monitor capture are excluded.
 3. Preserve the new live mutation slice's ownership, serial-revalidation, fail-closed,