Made changes to the docker file to get it working in ECS.

Dockerfile

@@ -1,3 +1,11 @@
 FROM openjdk:20-ea-17-jdk
+VOLUME /tmp
+
 COPY target/spring-petclinic-3.0.0-SNAPSHOT.jar spring-petclinic-3.0.0-SNAPSHOT.jar
+
+RUN useradd -d /home/appuser -m -s /bin/bash appuser
+USER appuser
+
+HEALTHCHECK --interval=5m --timeout=3s CMD curl -f http://localhost:8080/ || exit 1
+
 ENTRYPOINT ["java","-jar","/spring-petclinic-3.0.0-SNAPSHOT.jar"]

infra/templates/service.yaml

@@ -145,14 +145,15 @@ Resources:
       ContainerDefinitions:
         - Name: simple-app
           Image: !Sub ${AWS::AccountId}.dkr.ecr.${AWS::Region}.amazonaws.com/${Repository}:${Tag}
-          # EntryPoint:
-          #   - /usr/sbin/apache2
-          #   - -D
-          #   - FOREGROUND
           Essential: true
           Memory: 512
           PortMappings:
             - ContainerPort: 8080
+          LogConfiguration: 
+            - LogDriver: awslogs
+          HealthCheck:
+            - Command:
+                - "CMD-SHELL, curl -f http://localhost:8080/ || exit 1"
           Environment:
             - Name: Tag
               Value: !Ref Tag