ci: Add Docker build/push to release workflow

.github/workflows/release.yml

@@ -28,6 +28,30 @@ jobs:
       - name: Run tests
         run: npm test # Important: Ensure tests pass before releasing
 
+      # --- Add Docker Steps --- 
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64 # Add other platforms if needed
+          push: true
+          tags: |
+            rcourtman/pulse:${{ github.ref_name }} # e.g., rcourtman/pulse:v3.2.2
+            rcourtman/pulse:latest # Also tag as latest
+      # --- End Docker Steps --- 
+
       - name: Create GitHub Release
         uses: softprops/action-gh-release@v2 # Popular action for creating releases
         env: