feat: add ECR lifecycle policy and additional outputs

- Add lifecycle policy to keep only last 10 images
- Export repository ARN and name for cross-stack references

infra/cfn/template-container-repository.yaml

@@ -14,6 +14,24 @@ Resources:
       RepositoryName: !Ref RepositoryName
       ImageScanningConfiguration:
         ScanOnPush: true
+      LifecyclePolicy:
+        LifecyclePolicyText: |
+          {
+            "rules": [
+              {
+                "rulePriority": 1,
+                "description": "Keep last 10 images",
+                "selection": {
+                  "tagStatus": "any",
+                  "countType": "imageCountMoreThan",
+                  "countNumber": 10
+                },
+                "action": {
+                  "type": "expire"
+                }
+              }
+            ]
+          }
       RepositoryPolicyText:
         Version: "2012-10-17"
         Statement:
@@ -32,3 +50,15 @@ Outputs:
     Value: !GetAtt Repository.RepositoryUri
     Export:
       Name: BlogDeployment-RepositoryUri
+
+  RepositoryArn:
+    Description: ARN of the ECR repository
+    Value: !GetAtt Repository.Arn
+    Export:
+      Name: BlogDeployment-RepositoryArn
+
+  RepositoryName:
+    Description: Name of the ECR repository
+    Value: !Ref RepositoryName
+    Export:
+      Name: BlogDeployment-RepositoryName