add ip addr cfn output

Author: ThatcherT

cdk/cdk/web_stack.py

@@ -1,4 +1,4 @@
-from aws_cdk import Duration, RemovalPolicy, Stack
+from aws_cdk import CfnOutput, Duration, RemovalPolicy, Stack
 from aws_cdk import aws_ec2 as ec2
 from aws_cdk import aws_iam as iam
 from aws_cdk import aws_s3 as s3
@@ -102,6 +102,14 @@ def __init__(
             instance_id=instance.instance_id,
         )
 
+        # Output the server IP address
+        CfnOutput(
+            self,
+            "ServerIP",
+            value=elastic_ip.attr_public_ip,
+            description="Public IP address of the web server",
+        )
+
         # S3 bucket for database backups
         backup_bucket = s3.Bucket(
             self,