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]>

deploy/k8s/components/backend-roles/kustomization.yaml

@@ -0,0 +1,71 @@
+# Laufrollen aus einem Image (Spec 2026-10-12 Abschnitt 2): api (Patch auf
+# apicore-backend), worker (eigenes Deployment) und job (CronJobs).
+# Rollout: Runbook Schritt 3, erst nachdem das Secret die neuen Schluessel hat.
+apiVersion: kustomize.config.k8s.io/v1alpha1
+kind: Component
+resources:
+  - worker-deployment.yaml
+  - cronjobs.yaml
+patches:
+  - path: patch-api.yaml
+  # Gemeinsam fuer alle App-CronJobs; cronjobs.yaml haelt nur, was je Job
+  # verschieden ist. Werte laut Plan 2026-10-13 "Global Constraints".
+  - target:
+      kind: CronJob
+      labelSelector: app=apicore-job
+    patch: |-
+      apiVersion: batch/v1
+      kind: CronJob
+      metadata:
+        name: any-app-job
+      spec:
+        timeZone: Europe/Berlin
+        concurrencyPolicy: Forbid
+        startingDeadlineSeconds: 600
+        successfulJobsHistoryLimit: 3
+        failedJobsHistoryLimit: 3
+        jobTemplate:
+          spec:
+            ttlSecondsAfterFinished: 86400
+            template:
+              spec:
+                restartPolicy: Never
+                automountServiceAccountToken: false
+                securityContext:
+                  runAsNonRoot: true
+                  runAsUser: 1000
+                  runAsGroup: 1000
+                  seccompProfile:
+                    type: RuntimeDefault
+                volumes:
+                  - name: tmp
+                    emptyDir: {}
+                containers:
+                  - name: job
+                    image: git.encry.de/nick.rosenloecher/apicore-backend
+                    imagePullPolicy: IfNotPresent
+                    env:
+                      - name: APICORE_ROLE
+                        value: job
+                      - name: HOME
+                        value: /tmp
+                    envFrom:
+                      - configMapRef:
+                          name: apicore-backend-config
+                      - secretRef:
+                          name: apicore-backend-secret
+                    securityContext:
+                      allowPrivilegeEscalation: false
+                      readOnlyRootFilesystem: true
+                      capabilities:
+                        drop: ["ALL"]
+                    volumeMounts:
+                      - name: tmp
+                        mountPath: /tmp
+                    resources:
+                      requests:
+                        cpu: 50m
+                        memory: 192Mi
+                      limits:
+                        cpu: 500m
+                        memory: 512Mi