feat: platform backbone and field capture, first part (checkpoint)

Platform backbone (plan 2026-10-13-plattform-rueckgrat), reviewed tasks:
- run roles api/worker/job/all with shared startup checks (Task 1)
- schema and migration for DomainEvent, deliveries, JobRun, ThrottlerHit (Task 2)
- audit, notifications and domain events written in the same transaction (Task 3)
- dispatcher with SKIP LOCKED claims, retries and stale release (Task 4)
- worker building blocks: tick, LISTEN/NOTIFY wake-up, health (Task 5)
- worker process and entry points (Task 6)
- throttler counters in Postgres (Task 19)
- separate keys per purpose with key ring (Task 20)
- public origin page without exact location (Task 22)
- shop keys split into read and write (Task 23)
- Kustomize base, components, overlay encry, CI validation (Task 26)

Field capture T3 (plan 2026-10-13-t3-erfassung-am-stand), reviewed tasks:
- brood frames, read endpoints, apiary overview and offline pack
- network basics, offline queue v3, navigation sheets, form building blocks
- new inspection with last-time hints and weather, varroa per day,
  treatment prefill, apiary page with round
- inspection photo (Task 10) is implemented, review pending

Not rolled out. Remaining tasks follow in later commits.

Co-Authored-By: Claude Opus 5.5 (1M context) <[email protected]>

ApiCore-Backend/src/backup/backup.service.ts

@@ -127,6 +127,14 @@ export const MODELS_EXCLUDED_FROM_BACKUP: Readonly<
     'Machine credentials stay out on purpose (ARCHITECTURE.md assumption 14): a new key is issued after a restore. BatchMovement/ShopStockRequest keep apiKeyId only as a plain historical reference.',
   IdempotencyRecord:
     'Volatile cache of first responses to retried create requests (ARCHITECTURE.md assumption 11) - a restored entry could only replay a stale response.',
+  DomainEvent:
+    'Operational outbox - side effects of restored data must never be replayed after a restore.',
+  DomainEventDelivery:
+    'Per-handler progress of DomainEvent rows, excluded with them.',
+  WebhookDelivery:
+    'Delivery log and retry queue - restoring it would resend old events to receivers.',
+  JobRun: "Run history of this deployment's CronJobs, meaningless elsewhere.",
+  ThrottlerHit: 'Rate-limit counters (UNLOGGED), valid for seconds to minutes.',
 };
 
 const DOCUMENT_ENTITY_TYPES = new Set<string>(