CI: Build and publish Docker multi-platform images

https://github.com/docker/build-push-action/blob/master/docs/advanced/multi-platform.md

Author: amotl

.github/workflows/release-docker-full.yml

@@ -44,9 +44,9 @@ jobs:
       -
         name: Set up QEMU
         uses: docker/setup-qemu-action@v1
-        if: matrix.platforms != 'linux/amd64'
       -
         name: Set up Docker Buildx
+        id: buildx
         uses: docker/setup-buildx-action@v1
       -
         name: Cache Docker layers
@@ -78,9 +78,10 @@ jobs:
         with:
           context: .
           file: Dockerfile.full
-          push: ${{ github.event_name != 'pull_request' }}
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+          push: ${{ github.event_name != 'pull_request' }}
           cache-from: type=local,src=/tmp/.buildx-cache
           cache-to: type=local,dest=/tmp/.buildx-cache-new
 

.github/workflows/release-docker-standard.yml

@@ -44,9 +44,9 @@ jobs:
       -
         name: Set up QEMU
         uses: docker/setup-qemu-action@v1
-        if: matrix.platforms != 'linux/amd64'
       -
         name: Set up Docker Buildx
+        id: buildx
         uses: docker/setup-buildx-action@v1
       -
         name: Cache Docker layers
@@ -78,9 +78,10 @@ jobs:
         with:
           context: .
           file: Dockerfile
-          push: ${{ github.event_name != 'pull_request' }}
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+          push: ${{ github.event_name != 'pull_request' }}
           cache-from: type=local,src=/tmp/.buildx-cache
           cache-to: type=local,dest=/tmp/.buildx-cache-new
 

CHANGES.rst

@@ -8,13 +8,15 @@ in progress
 
 - [prowl] Update service plugin to use "pyprowl" instead of "prowlpy"
 - [core] Make "functions" setting in configuration file optional
+- [ci] Build and publish Docker multi-platform images
 
 2021-06-08 0.23.1
 =================
 
 - [ci] Run software tests and Docker image building on GitHub Actions (GHA)
 - [ci] Publish Docker images to GitHub Container Registry (GHCR)
 
+
 2021-06-03 0.23.0
 =================