Add GitHub Action to publish docker image for new releases

Resolve #1680

.github/workflows/docker-hub-push.yml

@@ -0,0 +1,31 @@
+name: docker-hub-push
+on:
+  push:
+    tags:
+      - '*'
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - 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: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Build and push
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          platforms: linux/amd64, linux/arm64
+          push: true
+          tags: |
+            presidentbeef/brakeman:latest
+            presidentbeef/brakeman:${{ github.ref_name }}