CI: use sudo, assume docker present, use diff-{quality,cover}, bump EL 7 test to EL 8 as EL 7 is EOL #12

	---
	name: Run CI checks

	on: [pull_request]

	jobs:
	unittests-fedora:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout the repo
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Install required packages
	run: sudo apt-get install make flake8 pylint python3-coverage
	# it's not in Ubuntu 22.04, was added in 23.04
	- name: Install diff-cover from pip
	run: pip install diff-cover
	- name: Run the tests
	run: sudo make container-unittests-fedora
	- name: Generate coverage.xml
	run: python3-coverage xml
	- name: Run diff-cover
	run: diff-cover coverage.xml --compare-branch=origin/$GITHUB_BASE_REF --fail-under=90
	- name: Run diff-quality (pylint)
	# we want to run this regardless of whether previous lint steps failed
	if: success() \|\| failure()
	run: diff-quality --compare-branch=origin/$GITHUB_BASE_REF --violations=pylint --fail-under=90 --include oz oz-install oz-customize oz-cleanup-cache oz-generate-icicle
	- name: Run diff-quality (flake8)
	# we want to run this regardless of whether previous lint steps failed
	if: success() \|\| failure()
	run: diff-quality --compare-branch=origin/$GITHUB_BASE_REF --violations=flake8 --fail-under=90 --include oz oz-install oz-customize oz-cleanup-cache oz-generate-icicle
	unittests-el7:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout the repo
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Install make
	run: sudo apt-get install make
	- name: Run the tests
	run: sudo make container-unittests-el7

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