fix(redis): add error handling and support no-auth Redis

src/lib/queue/config.ts

@@ -7,16 +7,30 @@ import { Queue, Worker, type QueueOptions } from 'bullmq';
 import IORedis from 'ioredis';
 
 // Redis connection
+// Supports REDIS_URL (with or without password) or separate host/port
 const connection = process.env.REDIS_URL
     ? new IORedis(process.env.REDIS_URL, {
         maxRetriesPerRequest: null,
+        enableOfflineQueue: false,
+        lazyConnect: true,
     })
     : new IORedis({
-        host: process.env.REDIS_HOST || 'localhost',
+        host: process.env.REDIS_HOST || 'redis',
         port: parseInt(process.env.REDIS_PORT || '6379'),
         maxRetriesPerRequest: null,
+        enableOfflineQueue: false,
+        lazyConnect: true,
     });
 
+// Handle connection errors gracefully
+connection.on('error', (err) => {
+    console.error('[Redis] Connection error:', err.message);
+});
+
+connection.on('ready', () => {
+    console.log('[Redis] Connected successfully');
+});
+
 // Queue options
 const queueOptions: QueueOptions = {
     connection,