docker-ci action

.github/workflows/docker-ci.yml

@@ -0,0 +1,31 @@
+name: Docker CI
+
+on:
+  workflow_dispatch:
+  push:
+
+jobs:
+  buildandpush:
+    runs-on: ubuntu-latest
+    steps:
+
+      # https://github.com/marketplace/actions/checkout
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      # https://github.com/docker/setup-qemu-action#usage
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      # https://github.com/marketplace/actions/docker-setup-buildx
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      # https://github.com/docker/build-push-action#multi-platform-image
+      - name: Build and push to Docker Hub
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64