feat: add worker queue fabric — classify, dnc, p1, review, digest, thread-resolve, outbox, AI modules

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/worker/src/expire/expire-scheduler.ts

@@ -0,0 +1,34 @@
+import { createLogger } from '@tower/logger';
+
+const SIX_HOURS_MS = 6 * 60 * 60 * 1000;
+
+export function startExpireScheduler(prisma: any, logger = createLogger('expire-scheduler')): void {
+  let running = false;
+
+  const tick = async () => {
+    if (running) return;
+    running = true;
+    try {
+      const now = new Date();
+      const result = await prisma.message.deleteMany({
+        where: {
+          expiresAt: { lt: now },
+          status: { in: ['RAW', 'DNC'] },
+        },
+      });
+      if (result.count > 0) {
+        logger.info({ deleted: result.count }, 'Expired RAW/DNC messages purged');
+      }
+    } catch (err) {
+      logger.error({ err }, 'Expire scheduler tick failed');
+    } finally {
+      running = false;
+    }
+  };
+
+  // Run once at startup to clear any messages that expired while the worker was down
+  tick().catch((err: unknown) => logger.error({ err }, 'Expire scheduler initial tick failed'));
+
+  setInterval(tick, SIX_HOURS_MS);
+  logger.info('Expire scheduler started (6h interval)');
+}