From 99b067698944049103e5b4cd4e22e93d47007b8d Mon Sep 17 00:00:00 2001
From: Quentin Gliech <quenting@element.io>
Date: Wed, 2 Feb 2022 15:54:01 +0100
Subject: [PATCH] Build and push multi-arch Docker images in CI

---
 .github/workflows/docker-publish.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index 0a322a3d..e02282f8 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -23,6 +23,9 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v2
 
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
       - name: Log into registry ${{ env.REGISTRY }}
         uses: docker/login-action@v1
         with:
@@ -39,6 +42,7 @@ jobs:
       - name: Build and push Docker image
         uses: docker/build-push-action@v2
         with:
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}