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/audit/audit-log.service.spec.ts

@@ -43,6 +43,18 @@ describe('AuditLogService', () => {
     expect(createArg.data.userId).toBe('user-1');
   });
 
+  it('writes through the transaction client when one is given', async () => {
+    const tx = { auditLog: { create: jest.fn() } };
+
+    await service.record(
+      { entityType: 'Inspection', entityId: 'i1', action: 'CREATE' },
+      tx as never,
+    );
+
+    expect(tx.auditLog.create).toHaveBeenCalledTimes(1);
+    expect(prisma.auditLog.create).not.toHaveBeenCalled();
+  });
+
   it('findAll filters by entity type and id', async () => {
     await service.findAll({ entityType: 'Colony', entityId: 'colony-1' });
 

ApiCore-Backend/src/audit/audit-log.service.ts

@@ -1,8 +1,9 @@
 import { Injectable } from '@nestjs/common';
 import { PrismaService } from '../prisma/prisma.service';
+import { DbClient } from '../prisma/db-client';
 import { AuditAction, AuditLog, Prisma } from '../../generated/prisma';
 
-interface RecordAuditLogInput {
+export interface RecordAuditLogInput {
   entityType: string;
   entityId: string;
   action: AuditAction;
@@ -20,8 +21,17 @@ export interface AuditLogFilter {
 export class AuditLogService {
   constructor(private readonly prisma: PrismaService) {}
 
-  async record(input: RecordAuditLogInput): Promise<void> {
-    await this.prisma.auditLog.create({
+  /**
+   * With `tx` the entry commits or rolls back together with the change it
+   * describes - no audited change without its entry, and no entry for a
+   * change that never happened.
+   */
+  async record(
+    input: RecordAuditLogInput,
+    tx?: Prisma.TransactionClient,
+  ): Promise<void> {
+    const db: DbClient = tx ?? this.prisma;
+    await db.auditLog.create({
       data: {
         entityType: input.entityType,
         entityId: input.entityId,