docs: complete transcription pilot

docs/plans/workflow-system.md

@@ -33,8 +33,8 @@ artifacts instead. The folder's sole ignore pattern is the local `.zk` state.
 ## Current checkpoint
 
 - Tranche: autonomous consolidation across repositories, tools, and pilots
-- State: autonomous implementation exhausted; one final Zenith activation and
+- State: autonomous implementation exhausted; remaining gates are external or
-  external or real-use gates await the user
+  explicitly deferred
 - Branch: `chore/workflow-system`
 - Baseline: `nix flake check --no-build --quiet` and no-link Zenith and Orion
   system builds passed on 2026-09-06 after making Orion the sole transcription
@@ -80,13 +80,14 @@ artifacts instead. The folder's sole ignore pattern is the local `.zk` state.
   the event-driven Orion CPU pipeline passes both an isolated transcription and
   a live remote run of that recording without exposing its contents. Orion
   waited for the full settlement interval, archived the byte-identical original,
-  published the expected fallback Markdown, and exited successfully. A pathological
+  published the expected fallback Markdown, and exited successfully. The user
+  confirmed its bilingual output, and a guarded rerun with the copied pyannote
+  model replaced that fallback with a successfully diarized transcript. A pathological
   synchronized repository tree was removed from the Pixel. Repositories are now
   explicitly outside the Syncthing boundary instead of relying on an expanding
   generated-directory ignore list.
-- Next: activate Zenith once more to remove its stopped timer declaratively.
+- Next: continue independent external pilots as their real inputs arrive. No
-  Orion already evaluates to its deployed generation and needs no second
+  configuration activation is pending.
-  activation. Then continue independent external pilots as inputs arrive.
 
 ## Progress
 
@@ -99,7 +100,7 @@ artifacts instead. The folder's sole ignore pattern is the local `.zk` state.
 | Agent workflow | Waiting externally | Herdr, read-only PR review, the corrected skill owner, durable remote boundary, invocation-scoped credentials, and organization Projects pass; a real Monday ticket remains external |
 | Notes | Complete | The daily launcher and migrated notebook pass live checks; the approved rollback copy is recoverable from Trash |
 | PIM | Deferred | Evolution 3.60.2 with Microsoft 365 support remains available beside Thunderbird; the user deferred account setup and uses Thunderbird plus Outlook meanwhile |
-| Transcription | Waiting for user | Real Fossify transfer, settlement, CPU transcription, archive, and fallback pass on Orion; the stopped Zenith timer awaits declarative removal, while diarization and a real meeting remain external |
+| Transcription | Complete | Real Fossify transfer, settlement, bilingual CPU transcription, diarization, fallback, archive, and synchronization pass on Orion; Zenith has no transcription owner |
 | Conditional retirement and completion | Active | Superseded tools and GIMP are absent and Pinta passed; Bruno, DBeaver, and PIM clients remain behind separate gates |
 
 ## Repository checkpoints
@@ -140,8 +141,6 @@ artifacts instead. The folder's sole ignore pattern is the local `.zk` state.
 None of these block work on independent pilots. Surface the exact applicable
 step to the user only when it blocks the current task.
 
-- Activate the latest Zenith configuration once to remove its already stopped
-  transcription timer declaratively: `cd ~/.config/nixos && nh os switch`.
 - During a docked Zenith session, tell the agent the external display is
   attached so its stable identity and the two-output `Super+A` pilot can be
   completed. The current session exposes only `eDP-1`.
@@ -155,10 +154,6 @@ step to the user only when it blocks the current task.
 - On Android, complete the DAVx5/Radicale and Tasks.org pilots described in the
   discovery plan, including correct default accounts, recurrence, reminders,
   and Microsoft To Do within its documented limits.
-- Keep Fossify's native save location at `recordings/inbox`. On Orion, install
-  the gated diarization model with `prepare-transcription-diarization-model`
-  after accepting its Hugging Face terms, then validate a real Dutch/English
-  meeting through the next morning. The unlabeled fallback already passes.
 - Supply one real Yookr S3 task plus a least-privileged remote and authorize one
   bounded upload. `rclone` is prepared, but no remote or wrapper is guessed.
 - Deploy a GET image that exposes `/full-api-docs/openapi.json`, then rerun
@@ -472,9 +467,15 @@ Polaris:
   the path unit; after the full settlement interval, roughly two minutes of CPU
   inference produced a 563-byte fallback transcript and archived the original
   at its unchanged 126741-byte size with no failure artifact. The results synced
-  back to Zenith, and Orion's current generation exactly matches the simplified
+  back to Zenith, and both current generations match the simplified
-  configuration. Orion is now the sole declarative transcription owner; the
+  configuration: Orion is the sole declarative transcription owner. The user
-  gated diarization model and real Dutch/English meeting remain later gates.
+  confirmed the sample's bilingual output. Zenith's already accepted 33 MB
+  pyannote model contained no credential files and was copied byte-for-byte to
+  Orion; a guarded isolated rerun then completed diarization and atomically
+  replaced the fallback transcript with the user's approval while preserving
+  the archived audio hash. All five temporary audio/transcript test directories
+  were removed from Zenith and Orion; the canonical synchronized archive and
+  transcript remain.
 - Evolution 3.60.2 is composed through Nixpkgs with `evolution-ews` 3.60.2,
   whose pinned source contains the separate native Microsoft 365 mail,
   calendar, contacts, recurrence, and OAuth backends. Live inspection caught