docker file added. action builds and pushes the image

.github/workflows/assignment1.yml

@@ -29,7 +29,15 @@ jobs:
         cache: maven
     - name: Build with Maven
       run: mvn -B package --file pom.xml
+
+    - name: Build docker image
+      run: docker build -t rahulkausale/hello-world:latest .
 
+    - name: Login to docker
+      run: docker login -u ${{ secrets.DUSERNAME }} -p ${{ secrets.DPASSWORD }}
+
+    - name: Push the image to docker registry
+      run: docker push rahulkausale/hello-world:latest 
 #    # Optional: Uploads the full dependency graph to GitHub to improve the quality of Dependabot alerts this repository can receive
 #    - name: Update dependency graph
 #      uses: advanced-security/maven-dependency-submission-action@571e99aab1055c2e71a1e2309b9691de18d6b7d6

Dockerfile

@@ -0,0 +1,5 @@
+FROM maven:3.8.5-openjdk-17
+EXPOSE 8080
+ADD target/spring-boot-2-hello-world-1.0.2-SNAPSHOT.jar app.jar
+
+ENTRYPOINT exec java -jar -Djava.net.preferIPv4Stack=true app.jar