feat: Deploy backend lambda

.github/workflows/cdk-deploy.yaml

@@ -47,10 +47,6 @@ jobs:
         run: |
           cdk deploy ChatbotVpcStack --require-approval never
 
-#      - name: Deploy Chatbot Vpc
-#        uses: youyo/aws-cdk-github-actions@v2
-#        with:
-#          cdk_subcommand: deploy
-#          cdk_stack: ChatbotVpcStack
-#          cdk_args: "--require-approval never"
-#          actions_comment: false
+      - name: Deploy Chatbot Backend
+        run: |
+          cdk deploy ChatbotBackendStack --require-approval never

app.py

@@ -2,13 +2,16 @@
 
 import aws_cdk as cdk
 
+from backend.backend_stack import BackendStack
 from base.github_trust_stack import GitHubTrustStack
 from base.vpc_stack import VpcStack
 
 app = cdk.App()
 
 # Create the GitHub trust stack in AWS account.
 GitHubTrustStack(app, "ChatbotGithubTrustStack")
+
 VpcStack(app, "ChatbotVpcStack")
+BackendStack(app, "ChatbotBackendStack")
 
 app.synth()

backend/backend_stack.py

@@ -0,0 +1,15 @@
+from aws_cdk import Stack, aws_lambda
+from constructs import Construct
+
+
+class BackendStack(Stack):
+    def __init__(self, scope: Construct, id: str, **kwargs):
+        super().__init__(scope, id, **kwargs)
+
+        aws_lambda.Function(
+            scope=self,
+            id="ChatbotBackendLambda",
+            runtime=aws_lambda.Runtime.PYTHON_3_11,
+            handler="backend_lambda.handler",
+            code=aws_lambda.Code.from_asset("backend/lambda"),
+        )

backend/lambda/backend_lambda.py

@@ -0,0 +1,12 @@
+import json
+
+
+def handler(event, context):
+    print('request: {}'.format(json.dumps(event)))
+    return {
+        'statusCode': 200,
+        'headers': {
+            'Content-Type': 'text/plain'
+        },
+        'body': 'Hello, CDK! You have hit {}\n'.format(event['path'])
+    }

backend/model_stack.py

@@ -0,0 +1,9 @@
+from aws_cdk import Stack
+from constructs import Construct
+
+
+class ModelStack(Stack):
+    def __init__(self, scope: Construct, id: str, **kwargs):
+        super().__init__(scope, id, **kwargs)
+
+