feat(pricing): 开发定价方案

apps/worker/src/main.ts

@@ -1,3 +1,4 @@
+import { syncExchangeRate, cleanupPricingPreviews } from './exchange-rate-sync.js';
 import { randomUUID } from 'node:crypto';
 import { S3Client } from '@aws-sdk/client-s3';
 import { Queue, Worker } from 'bullmq';
@@ -460,6 +461,15 @@ async function bootstrap() {
         'Atlas Worker is ready; consuming transactional-outbox events.',
     );
 }
+// 汇率与预览清理可重复执行，失败保留上次汇率，不影响其他业务队列。
+const pricingMaintenance=async()=>{
+    await Promise.allSettled([
+        syncExchangeRate(database).catch(()=>console.error('pricing_exchange_rate_sync_failed')),
+        cleanupPricingPreviews(database).catch(()=>console.error('pricing_preview_cleanup_failed')),
+    ]);
+};
+const pricingTimer=setInterval(()=>void pricingMaintenance(),2*60*60_000);
+void pricingMaintenance();
 void bootstrap().catch((error: unknown) => {
     console.error(
         'worker_startup_failed',
@@ -468,6 +478,7 @@ void bootstrap().catch((error: unknown) => {
     process.exitCode = 1;
 });
 async function shutdown() {
+    clearInterval(pricingTimer);
     if (dispatcherTimer) clearInterval(dispatcherTimer);
     if (mediaCleanupTimer) clearInterval(mediaCleanupTimer);
     if (platformCatalogTimer) clearInterval(platformCatalogTimer);