build(image): revert docker build tweak for arm64 (#887)

arm64 Images (and amd64 ones) now building again in CI 😐 .

Author: cragwolfe

.github/workflows/docker-publish.yml

@@ -31,10 +31,12 @@ jobs:
       SHORT_SHA: ${{ needs.set-short-sha.outputs.short_sha }}
     steps:
     - name: Set up Docker
-      # Use the `docker` driver because the `docker-container` driver may fail to locally load the built image.
+      # Use the `docker` driver for AMD builds because the `docker-container` driver may fail to locally load the built image.
+      # This could be due to the larger size of the AMD build and the `docker-container` driver needing to load the tarball.
+      # Use the `docker-container` driver for ARM builds because it may otherwise intermittently fail with: `exec /bin/sh: exec format error`
       uses: docker/setup-buildx-action@v1
       with:
-        driver: 'docker'
+        driver: ${{ matrix.docker-platform == 'linux/amd64' && 'docker' || 'docker-container' }}
     - name: Checkout code
       uses: actions/checkout@v3
     - name: Login to Quay.io