fix: increase SQS visibility timeout to 6x Lambda timeout for AWS compliance

Author: omerdemirok

modules/scenarios/message-size-breach/main.tf

@@ -10,7 +10,7 @@ resource "aws_sqs_queue" "image_processing_queue" {
 
   # Standard queue configuration
   message_retention_seconds  = 1209600  # 14 days
-  visibility_timeout_seconds = 30
+  visibility_timeout_seconds = 1080     # 18 minutes (6x Lambda timeout of 180 seconds)
   receive_wait_time_seconds  = 20       # Long polling
 
   # Dead letter queue for failed messages