chore(ci): add publish to docker step

.github/workflows/main.yml

@@ -102,3 +102,24 @@ jobs:
         run: mvn clean deploy -Dmaven.test.skip=true -Drevision=${{github.ref_name}} -DrepositoryId=github
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+  publish-docker:
+    runs-on: ubuntu-latest
+    if: startsWith(github.event.ref, 'refs/tags/v')
+    needs: 
+      - build
+      - test
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{secrets.DOCKERHUB_USERNAME}}
+          password: ${{secrets.DOCKERHUB_TOKEN}}
+      - name: Build and push
+        uses: docker/build-push-action@v3
+        with:
+          push: true
+          tags: vaimee/sepa:${{github.ref_name}},vaimee/sepa:latest