Clean up CW logs on stack deletion

Author: clareliguori

e2e_tests/setup/integ-test-authentication.yaml

@@ -82,6 +82,7 @@ Resources:
           - Effect: Allow
             Action:
               - "lambda:*"
+              - "logs:*"
             Resource: "*"
             Condition:
               "ForAnyValue:StringEquals":

examples/servers/time/cdk_stack.py

@@ -2,10 +2,12 @@
     App,
     DockerVolume,
     Environment,
+    RemovalPolicy,
     Stack,
     aws_iam as iam,
     aws_lambda as lambda_,
     aws_lambda_python_alpha as lambda_python,
+    aws_logs as logs,
 )
 from constructs import Construct
 import jsii
@@ -39,11 +41,20 @@ def __init__(
     ) -> None:
         super().__init__(scope, construct_id, **kwargs)
 
+        log_group = logs.LogGroup(
+            self,
+            "ServerFunctionLogGroup",
+            log_group_name=f"mcp-server-time{stack_name_suffix}",
+            retention=logs.RetentionDays.ONE_DAY,
+            removal_policy=RemovalPolicy.DESTROY,
+        )
+
         lambda_python.PythonFunction(
             self,
             "ServerFunction",
             function_name="mcp-server-time" + stack_name_suffix,
             role=iam.Role.from_role_name(self, "Role", "mcp-lambda-example-servers"),
+            log_group=log_group,
             runtime=lambda_.Runtime.PYTHON_3_13,
             entry="function",
             memory_size=2048,

examples/servers/weather-alerts/lib/weather-alerts-mcp-server.ts

@@ -2,6 +2,7 @@ import * as cdk from "aws-cdk-lib";
 import { Construct } from "constructs";
 import { NodejsFunction } from "aws-cdk-lib/aws-lambda-nodejs";
 import { Code, LayerVersion, Runtime } from "aws-cdk-lib/aws-lambda";
+import { LogGroup, RetentionDays } from "aws-cdk-lib/aws-logs";
 import { Role } from "aws-cdk-lib/aws-iam";
 import * as path from "path";
 
@@ -30,11 +31,19 @@ export class WeatherAlertsMcpServer extends cdk.Stack {
         },
       }),
       compatibleRuntimes: [Runtime.NODEJS_22_X],
+      removalPolicy: cdk.RemovalPolicy.DESTROY,
+    });
+
+    const logGroup = new LogGroup(this, "LogGroup", {
+      logGroupName: "mcp-server-weather-alerts" + stackNameSuffix,
+      retention: RetentionDays.ONE_DAY,
+      removalPolicy: cdk.RemovalPolicy.DESTROY,
     });
 
     new NodejsFunction(this, "function", {
       functionName: "mcp-server-weather-alerts" + stackNameSuffix,
       role: Role.fromRoleName(this, "role", "mcp-lambda-example-servers"),
+      logGroup,
       memorySize: 2048,
       runtime: Runtime.NODEJS_22_X,
       environment: {