Bump docker/build-push-action from 6.9.0 to 6.10.0 #43

	name: Tests

	on:
	pull_request:
	branches:
	- master
	- main

	jobs:
	buildx:
	name: Test image build
	runs-on: ubuntu-latest
	strategy:
	matrix:
	docker-platform:
	- linux/amd64
	- linux/arm64
	- linux/arm/v6
	- linux/arm/v7
	- linux/i386
	steps:
	# Check out our code
	- name: Checkout
	uses: actions/[email protected]

	# Hit an issue where arm builds would fail with cURL errors regarding intermediary certificates when downloading from github (ie: deploy-s6-overlay).
	# After many hours of troubleshooting, the workaround is to pre-load the image's rootfs with the CA certificates from the runner.
	# This problem may go away in future.
	- name: Copy CA Certificates from GitHub Runner to Image rootfs
	run: \|
	ls -la /etc/ssl/certs/
	mkdir -p ./rootfs/etc/ssl/certs
	mkdir -p ./rootfs/usr/share/ca-certificates/mozilla
	cp --no-dereference /etc/ssl/certs/*.crt ./rootfs/etc/ssl/certs
	cp --no-dereference /etc/ssl/certs/*.pem ./rootfs/etc/ssl/certs
	cp --no-dereference /usr/share/ca-certificates/mozilla/*.crt ./rootfs/usr/share/ca-certificates/mozilla

	# Set up QEMU for multi-arch builds
	- name: Set up QEMU
	uses: docker/[email protected]

	# Set up buildx for multi platform builds
	- name: Set up Docker Buildx
	id: buildx
	uses: docker/[email protected]

	# Test container build for all supported platforms (defined above)
	- name: Test Build ${{ matrix.docker-platform }}
	uses: docker/[email protected]
	with:
	context: .
	file: ./Dockerfile
	no-cache: true
	platforms: ${{ matrix.docker-platform }}
	push: false

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