Quality of life improvements #27

	permissions:
	contents: write
	pull-requests: write
	on:
	pull_request:
	name: coverage
	jobs:
	coverage:
	runs-on: ubuntu-latest
	name: ubuntu / nightly / coverage
	steps:
	- uses: actions/checkout@v3
	with:
	submodules: true
	- name: Install nightly
	uses: dtolnay/rust-toolchain@nightly
	with:
	components: llvm-tools-preview,rust-src
	- name: cargo install cargo-llvm-cov
	uses: taiki-e/install-action@cargo-llvm-cov
	- name: cargo generate-lockfile
	if: hashFiles('Cargo.lock') == ''
	run: cargo generate-lockfile
	- name: cargo llvm-cov
	id: gen-coverage
	run: \|
	mkdir -p coverage/coverage
	RUSTFLAGS="--cfg NO_UI_TESTS" cargo llvm-cov --locked --all-features --examples --tests --html
	mv "target/llvm-cov/html" "coverage/coverage/${{ github.sha }}"
	- name: Upload to gh-pages
	run: \|
	cd coverage
	git config --global init.defaultBranch gh-pages
	git init
	git remote add origin "https://github.com/$GITHUB_REPOSITORY"
	git fetch origin
	git pull origin gh-pages
	git config user.name CI
	git config user.email ""
	git add .
	git commit -m "Create coverage of PR #${{ github.event.number }} \`\"${{ github.head_ref }}\"\` (${{ github.sha }})"
	git push "https://x-token:${{ secrets.GITHUB_TOKEN }}@github.com/$GITHUB_REPOSITORY" HEAD:gh-pages
	- uses: actions/github-script@v6
	with:
	github-token: ${{secrets.GITHUB_TOKEN}}
	script: \|
	github.rest.issues.createComment({
	issue_number: context.issue.number,
	owner: context.repo.owner,
	repo: context.repo.repo,
	body: '[Coverage](https://rust-for-linux.github.io/pinned-init/coverage/${{ github.sha }}) for ${{ github.sha }}'
	})

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