added dockerfile and updated ci pipeline

.github/workflows/ci-pipeline.yml

@@ -35,6 +35,9 @@ jobs:
       - name: Run tests
         run: mvn test
 
+      - name: Package the application with Maven
+        run: mvn package -DskipTests
+
       - name: Build Docker image
         run: |
           docker build -t trialt0zppb.jfrog.io/onboarding-docker-local/spring-petclinic:latest .

Dockerfile

@@ -0,0 +1,15 @@
+# Use an official OpenJDK runtime as a parent image
+FROM openjdk:17-jdk-slim
+
+# Set the working directory inside the container
+WORKDIR /app
+
+# Copy the built JAR file from the target directory
+COPY target/spring-petclinic-*.jar app.jar
+
+# Expose the application port
+EXPOSE 8080
+
+# Run the application
+CMD ["java", "-jar", "app.jar"]
+