feat(M6-006,M6-007,M7-001,M7-002): admin jobs API, job event logging, channel adapter interface, message protocol (#325)

Co-authored-by: Jason Woltje <jason@diversecanvas.com>
Co-committed-by: Jason Woltje <jason@diversecanvas.com>

apps/gateway/src/admin/admin-jobs.controller.ts

@@ -0,0 +1,128 @@
+import {
+  Controller,
+  Get,
+  HttpCode,
+  HttpStatus,
+  Inject,
+  NotFoundException,
+  Optional,
+  Param,
+  Post,
+  Query,
+  UseGuards,
+} from '@nestjs/common';
+import { AdminGuard } from './admin.guard.js';
+import { QueueService } from '../queue/queue.service.js';
+import type { JobDto, JobListDto, JobStatus, QueueListDto } from '../queue/queue-admin.dto.js';
+
+@Controller('api/admin/jobs')
+@UseGuards(AdminGuard)
+export class AdminJobsController {
+  constructor(
+    @Optional()
+    @Inject(QueueService)
+    private readonly queueService: QueueService | null,
+  ) {}
+
+  /**
+   * GET /api/admin/jobs
+   * List jobs across all queues. Optional ?status=active|completed|failed|waiting|delayed
+   */
+  @Get()
+  async listJobs(@Query('status') status?: string): Promise<JobListDto> {
+    if (!this.queueService) {
+      return { jobs: [], total: 0 };
+    }
+
+    const validStatuses: JobStatus[] = ['active', 'completed', 'failed', 'waiting', 'delayed'];
+    const normalised = status as JobStatus | undefined;
+
+    if (normalised && !validStatuses.includes(normalised)) {
+      return { jobs: [], total: 0 };
+    }
+
+    const jobs: JobDto[] = await this.queueService.listJobs(normalised);
+    return { jobs, total: jobs.length };
+  }
+
+  /**
+   * POST /api/admin/jobs/:id/retry
+   * Retry a specific failed job.  The id is "<queue>__<bullmq-job-id>".
+   */
+  @Post(':id/retry')
+  @HttpCode(HttpStatus.OK)
+  async retryJob(@Param('id') id: string): Promise<{ ok: boolean; message: string }> {
+    if (!this.queueService) {
+      throw new NotFoundException('Queue service is not available');
+    }
+
+    const result = await this.queueService.retryJob(id);
+    if (!result.ok) {
+      throw new NotFoundException(result.message);
+    }
+
+    return result;
+  }
+
+  /**
+   * GET /api/admin/jobs/queues
+   * Return status for all managed queues.
+   */
+  @Get('queues')
+  async listQueues(): Promise<QueueListDto> {
+    if (!this.queueService) {
+      return { queues: [] };
+    }
+
+    const health = await this.queueService.getHealthStatus();
+    const queues = Object.entries(health.queues).map(([name, stats]) => ({
+      name,
+      waiting: stats.waiting,
+      active: stats.active,
+      completed: stats.completed,
+      failed: stats.failed,
+      delayed: 0,
+      paused: stats.paused,
+    }));
+
+    return { queues };
+  }
+
+  /**
+   * POST /api/admin/jobs/queues/:name/pause
+   * Pause the named queue.
+   */
+  @Post('queues/:name/pause')
+  @HttpCode(HttpStatus.OK)
+  async pauseQueue(@Param('name') name: string): Promise<{ ok: boolean; message: string }> {
+    if (!this.queueService) {
+      throw new NotFoundException('Queue service is not available');
+    }
+
+    const result = await this.queueService.pauseQueue(name);
+    if (!result.ok) {
+      throw new NotFoundException(result.message);
+    }
+
+    return result;
+  }
+
+  /**
+   * POST /api/admin/jobs/queues/:name/resume
+   * Resume the named queue.
+   */
+  @Post('queues/:name/resume')
+  @HttpCode(HttpStatus.OK)
+  async resumeQueue(@Param('name') name: string): Promise<{ ok: boolean; message: string }> {
+    if (!this.queueService) {
+      throw new NotFoundException('Queue service is not available');
+    }
+
+    const result = await this.queueService.resumeQueue(name);
+    if (!result.ok) {
+      throw new NotFoundException(result.message);
+    }
+
+    return result;
+  }
+}

apps/gateway/src/admin/admin.module.ts

@@ -1,10 +1,11 @@
 import { Module } from '@nestjs/common';
 import { AdminController } from './admin.controller.js';
 import { AdminHealthController } from './admin-health.controller.js';
+import { AdminJobsController } from './admin-jobs.controller.js';
 import { AdminGuard } from './admin.guard.js';
 
 @Module({
-  controllers: [AdminController, AdminHealthController],
+  controllers: [AdminController, AdminHealthController, AdminJobsController],
   providers: [AdminGuard],
 })
 export class AdminModule {}