more lint fixes

libs/queue/src/queue-manager.ts

@@ -35,7 +35,9 @@ export class QueueManager {
     if (config.rateLimitRules && config.rateLimitRules.length > 0) {
       this.rateLimiter = new QueueRateLimiter(this.redisConnection);
       config.rateLimitRules.forEach(rule => {
-        this.rateLimiter!.addRule(rule);
+        if (this.rateLimiter) {
+          this.rateLimiter.addRule(rule);
+        }
       });
     }
     
@@ -113,7 +115,10 @@ export class QueueManager {
   getQueue(queueName: string, options: QueueOptions = {}): Queue {
     // Return existing queue if it exists
     if (this.queues.has(queueName)) {
-      return this.queues.get(queueName)!;
+      const existingQueue = this.queues.get(queueName);
+      if (existingQueue) {
+        return existingQueue;
+      }
     }
 
     // Create new queue with merged options
@@ -147,7 +152,9 @@ export class QueueManager {
       mergedOptions.rateLimitRules.forEach(rule => {
         // Ensure queue name is set for queue-specific rules
         const ruleWithQueue = { ...rule, queueName };
-        this.rateLimiter!.addRule(ruleWithQueue);
+        if (this.rateLimiter) {
+          this.rateLimiter.addRule(ruleWithQueue);
+        }
       });
     }
 
@@ -188,7 +195,11 @@ export class QueueManager {
       this.caches.set(queueName, cacheProvider);
       logger.trace('Cache created for queue', { queueName });
     }
-    return this.caches.get(queueName)!;
+    const cache = this.caches.get(queueName);
+    if (!cache) {
+      throw new Error(`Expected cache for queue ${queueName} to exist`);
+    }
+    return cache;
   }
 
   /**