From 293c62ff54162de798f83a3fca4b3bf2bad2e5d5 Mon Sep 17 00:00:00 2001
From: Tine Jozelj <tine@tjo.space>
Date: Sat, 8 Jun 2024 11:43:28 +0200
Subject: [PATCH] ci: build arm64 docker image

Adding support to build arm64 docker images.
---
 .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 2d37c230..931231c7 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -44,6 +44,9 @@ jobs:
         with:
           cosign-release: 'v1.4.1'
 
+      # Required to build arm64 image
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
 
       # Workaround: https://github.com/docker/build-push-action/issues/461
       - name: Setup Docker buildx
@@ -80,6 +83,7 @@ jobs:
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+          platforms: linux/amd64,linux/arm64
 
       # Sign the resulting Docker image digest except on PRs.
       # This will only write to the public Rekor transparency log when the Docker