C: Release

.github/workflows/release.yml

@@ -0,0 +1,57 @@
+# https://github.com/docker/build-push-action/blob/master/docs/advanced/tags-labels.md
+
+name: Release
+
+on:
+    workflow_run:
+        workflows: [Tests]
+        types:
+            - completed
+        branches:
+            - main
+
+jobs:
+    docker:
+        name: "Docker images"
+        runs-on: ubuntu-latest
+        if: ${{ github.event.workflow_run.conclusion == 'success' }}
+        steps:
+            -   name: Checkout
+                uses: actions/checkout@v2
+
+            -   name: Docker meta
+                id: meta
+                uses: docker/metadata-action@v3
+                with:
+                    # list of Docker images to use as base name for tags
+                    images: |
+                        ghcr.io/speedpuzzling/speedpuzzling
+                    # generate Docker tags based on the following events/attributes
+                    tags: |
+                        type=ref,event=branch
+                        type=sha
+
+            -   name: Set up QEMU
+                uses: docker/setup-qemu-action@v1
+
+            -   name: Set up Docker Buildx
+                uses: docker/setup-buildx-action@v1
+
+            -   name: Login to GHCR
+                if: github.event_name != 'pull_request'
+                uses: docker/login-action@v1
+                with:
+                    registry: ghcr.io
+                    username: ${{ github.repository_owner }}
+                    password: ${{ secrets.GITHUB_TOKEN }}
+
+            -   name: Build and push
+                uses: docker/build-push-action@v2
+                with:
+                    context: .
+                    push: ${{ github.event_name != 'pull_request' }}
+                    tags: ${{ steps.meta.outputs.tags }}
+                    labels: ${{ steps.meta.outputs.labels }}
+                    platforms: linux/amd64
+                    cache-from: type=gha, scope=${{ github.workflow }}
+                    cache-to: type=gha, scope=${{ github.workflow }}