Add automated image release workflow

.github/workflows/release.yaml

@@ -0,0 +1,61 @@
+name: Docker Image Release
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+    tags:
+      - "v*.*.*"
+
+permissions:
+  contents: read
+
+jobs:
+  docker-release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Get tag or branch name
+        run: |
+          if [ "${{ github.event_name }}" == "workflow_dispatch" ]; then
+            echo "TAG=latest" >> $GITHUB_ENV
+          else
+            echo "TAG=${{ github.ref_name }}" >> $GITHUB_ENV
+          fi
+      - name: Update tag for main branch
+        if: github.ref == 'refs/heads/main'
+        run: |
+          echo "TAG=latest" >> $GITHUB_ENV
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and push frontend image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./deployment/build/frontend/Dockerfile
+          push: true
+          tags: volcanosh/vc-dashboard-frontend:${{ env.TAG }}
+          platforms: linux/amd64,linux/arm64
+
+      - name: Build and push backend image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./deployment/build/backend/Dockerfile
+          push: true
+          tags: volcanosh/vc-dashboard-backend:${{ env.TAG }}
+          platforms: linux/amd64,linux/arm64
+
+      - name: Logout from Docker Hub
+        if: always()
+        run: docker logout