feat: Implement Lambda consumer stub

Author: greynewell

lambda/index.ts

@@ -0,0 +1,11 @@
+export const handler = async () => {
+    // Implement your event processing code here.
+
+    return {
+        statusCode: 200,
+        body: JSON.stringify({
+            message: 'Hello World!'
+        })
+    }
+
+}

lib/eventConsumer.ts

@@ -46,19 +46,18 @@ export class EventConsumer extends Construct {
             alarmDescription: 'Messages are getting old in the queue'
         });
 
-        /* Uncomment the following code block to add Lambda functions to process items from the Queue
-        // CDK code for observable Lambda function
+        // CDK code for observable Lambda consumer
         const processingFunction = new aws_lambda.Function(this, 'EventProcessingFunction', {
             runtime: aws_lambda.Runtime.NODEJS_22_X,
             handler: 'index.handler',
             code: aws_lambda.Code.fromAsset('lambda'),
             tracing: aws_lambda.Tracing.ACTIVE, // Enable X-Ray tracing
             environment: {
-            LOG_LEVEL: 'INFO',
-            METRICS_NAMESPACE: 'EventProcessing'
+                LOG_LEVEL: 'INFO',
+                METRICS_NAMESPACE: 'EventProcessing'
             }
         });
-        
+
         // Grant permissions for CloudWatch metrics
         processingFunction.addToRolePolicy(new aws_iam.PolicyStatement({
             actions: ['cloudwatch:PutMetricData'],
@@ -70,6 +69,5 @@ export class EventConsumer extends Construct {
         processingFunction.addEventSourceMapping('EventSourceMapping', {
             eventSourceArn: this.queue.queueArn
         });
-        */
     }
 }