Create docker_build_push.yml

.github/workflows/docker_build_push.yml

@@ -0,0 +1,30 @@
+name: Build and push pihole-unbound-hyperlocal
+
+on:
+  push:
+    branches: [ main ]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - 
+      name: Checkout
+      uses: actions/checkout@v2
+    - 
+      name: Login to Docker Hub
+      uses: docker/login-action@v1
+      with:
+        user: ${{ secret.DOCKER_USER }}
+        password: ${{ secret.DOCKER_ACCESS_TOKEN }}
+    -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+    -
+      name: Build and push
+      uses: docker/build-push-action@v2
+      with:
+        context: /docker-build
+        file: ./Dockerfile
+        platforms: linux/arm/v7,linux/arm64/v8,linux/amd64
+        push: true
+        tags: ${{ secrets.DOCKER_HUB_USERNAME }}/pihole-unbound-hyperlocal:`cat VERSION`,${{ secrets.DOCKER_HUB_USERNAME }}/pihole-unbound-hyperlocal:latest