GitHub Action to build & push Docker image

.github/workflows/docker.yml

@@ -0,0 +1,48 @@
+name: Build and push Docker image (amd64, arm64 to hub.docker.com and ghcr.io)
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - 'main'
+    paths-ignore:
+      - ".github/**"
+      - ".gitignore"
+      - "README.md"
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      # -
+      #   name: Checkout
+      #   uses: actions/checkout@v3
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      -
+        name: Login to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      -
+        name: Login to GitHub Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      -
+        name: Build and push
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          push: true
+          tags: |
+            voglerr/free-games-claimer:latest
+            ghcr.io/vogler/free-games-claimer:latest