Add docker deployment on backend-java

Author: ganatan

.github/workflows/backend-java.yml

@@ -12,6 +12,7 @@ jobs:
     defaults:
       run:
         working-directory: backend-java
+
     steps:
       - uses: actions/checkout@v4
 
@@ -32,3 +33,16 @@ jobs:
 
       - name: Build and install
         run: mvn clean install
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build Docker image
+        run: docker build -t ${{ secrets.DOCKER_USERNAME }}/backend-java:latest .
+        working-directory: backend-java
+
+      - name: Push Docker image
+        run: docker push ${{ secrets.DOCKER_USERNAME }}/backend-java:latest