Generate code coverage report with llvm-cov #1

	name: Coverage

	on: [pull_request, push]

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.ref }}
	cancel-in-progress: true

	jobs:
	coverage:
	name: "Coverage"
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	# TODO: Remove this once clang 15 is default; clang 14 had a stdlib bug
	- name: Install clang 15
	run: \|
	sudo apt-get update -q
	sudo apt-get install llvm-15-dev libc++-15-dev
	sudo update-alternatives --install \
	/usr/bin/clang clang /usr/bin/clang-15 200
	sudo update-alternatives --install \
	/usr/bin/clang++ clang++ /usr/bin/clang++-15 200
	sudo update-alternatives --install \
	/usr/bin/llvm-cov llvm-cov /usr/bin/llvm-cov-15 200
	sudo update-alternatives --install \
	/usr/bin/llvm-profdata llvm-profdata /usr/bin/llvm-profdata-15 200

	- run: ./tools/coverage-generate.sh SleipnirTest

	- uses: actions/upload-artifact@v4
	with:
	name: Coverage report
	path: ./build-coverage/coverage-line-by-line-SleipnirTest.html

	- name: Write to job summary
	run: \|
	echo '```bash' >> $GITHUB_STEP_SUMMARY
	cat ./build-coverage/coverage-report-SleipnirTest.txt >> $GITHUB_STEP_SUMMARY
	echo '' >> $GITHUB_STEP_SUMMARY
	echo '```' >> $GITHUB_STEP_SUMMARY

Provide feedback