chore(deps): update docker/setup-buildx-action action to v3 #256

	---
	name: Test role microcode

	"on":
	workflow_dispatch:
	push:
	paths:
	- '.github/workflows/test-role-microcode.yml'
	- 'molecule/delegated/*'
	- 'molecule/microcode/**'
	- 'roles/microcode/**'
	branches:
	- main
	pull_request:
	paths:
	- '.github/workflows/test-role-microcode.yml'
	- 'molecule/delegated/*'
	- 'molecule/microcode/**'
	- 'roles/microcode/**'

	jobs:
	test-role-microcode:

	runs-on: ubuntu-latest

	env:
	ANSIBLE_ROLE: microcode

	strategy:
	max-parallel: 4
	matrix:
	ansible-version: ['8.3.0']
	python-version: ['3.10']
	docker-image: ['ubuntu:22.04']

	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Setup python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3
	with:
	install: true
	# NOTE: Technically, Molecule supports variable interpolation in molecule.yml.
	# For reasons that are not really comprehensible, however, it does not
	# work here. Hence this workaround.
	- name: Prepare molecule.yml
	run: \|
	sed -i "s/\${DOCKER_IMAGE}/${{ matrix.docker-image }}/g" molecule/delegated/molecule.yml
	sed -i "s/\${ANSIBLE_ROLE}/${{ env.ANSIBLE_ROLE }}/g" molecule/delegated/molecule.yml
	- name: Install dependencies
	run: \|
	python3 -m pip install --upgrade pip
	python3 -m pip install -r molecule/requirements.txt
	python3 -m pip install ansible~=${{ matrix.ansible-version }}
	- name: Run molecule
	run: molecule test -s delegated
	- name: Cleanup molecule
	run: molecule destroy -s delegated
	if: ${{ always() }}

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