Add admin sync hot reload path

workplans/ACTIVITY-WP-0012-definition-schedule-hot-reload.md

@@ -8,7 +8,7 @@ status: active
 owner: codex
 topic_slug: custodian
 created: "2026-06-18"
-updated: "2026-06-18"
+updated: "2026-06-19"
 state_hub_workstream_id: "8887075e-21ec-451b-b82b-cd81035c9ca5"
 ---
 
@@ -39,7 +39,7 @@ a repo checkout manager or CI system.
 
 ```task
 id: ACTIVITY-WP-0012-T01
-status: todo
+status: done
 priority: high
 state_hub_task_id: "53a7970b-7eec-47f5-ad30-bbd7c6271952"
 ```
@@ -57,11 +57,17 @@ Done when:
 - failures are collected into a bounded `errors[]` result while preserving the
   current startup best-effort behavior.
 
+2026-06-19: Completed. Added `activity_core.sync_service.run_sync`, which
+orchestrates ActivityDefinition, event type, and schedule sync independently
+from explicit DB session factory and Temporal client dependencies. Worker
+startup now calls the shared service for definitions+schedules and logs bounded
+stage errors while continuing startup.
+
 ## Add Admin Sync Endpoint
 
 ```task
 id: ACTIVITY-WP-0012-T02
-status: todo
+status: done
 priority: high
 state_hub_task_id: "8697c761-15d1-4da0-b66b-d838218a2495"
 ```
@@ -80,11 +86,17 @@ Done when:
 - endpoint tests cover definitions-only, schedules-only, all-sync, and failure
   result behavior.
 
+2026-06-19: Completed. Added `POST /admin/sync` with defaults
+`definitions=true`, `schedules=true`, and `event_types=false`. The response
+reports definition/event counts, schedule upsert/pause/orphan-delete counts, and
+bounded `errors[]`. Tests cover definitions-only, schedules-only, all-sync, and
+failure-result behavior.
+
 ## Preserve Schedule Drift Semantics
 
 ```task
 id: ACTIVITY-WP-0012-T03
-status: todo
+status: done
 priority: high
 state_hub_task_id: "efeac412-632c-4c90-9428-bb575ac7a624"
 ```
@@ -101,11 +113,18 @@ Done when:
 - regression tests demonstrate the Coulomb hourly-to-daily rename shape without
   needing a worker restart.
 
+2026-06-19: Completed. `sync_schedules` now returns explicit counts for enabled
+schedule upserts, disabled schedule pauses, and orphan deletes. Regression tests
+cover the hourly-to-daily rename shape: a new enabled cron schedule is upserted,
+the old disabled cron schedule is preserved as paused, unrelated orphan
+schedules are deleted, event-triggered definitions do not create schedules, and
+one-shot scheduled definitions are no longer mistaken for orphans.
+
 ## Optional Background Sync Loop
 
 ```task
 id: ACTIVITY-WP-0012-T04
-status: todo
+status: done
 priority: medium
 state_hub_task_id: "d774087b-c51d-4444-8e90-bfef43765456"
 ```
@@ -121,6 +140,12 @@ Done when:
   last error summary;
 - the loop does not block worker startup or workflow task processing.
 
+2026-06-19: Completed by decision. v1 stays manual/operator-triggered through
+`POST /admin/sync`; no background loop was added. The runbook records this
+posture so customer definition changes stay explicit and the worker does not
+start background repo scanning. A periodic loop remains a future option if live
+operator use proves it is needed.
+
 ## Live No-Restart Smoke
 
 ```task
@@ -143,3 +168,7 @@ Done when non-secret State Hub evidence shows:
 
 Current wait reason: this gate depends on the implementation tasks and a
 cluster-owned smoke path.
+
+2026-06-19: Implementation tasks T01-T04 are complete and the repository test
+suite passed (`192 passed, 1 skipped`). This task is now ready for a
+Railiance/operator no-restart smoke using `POST /admin/sync`.