feat: access control (#50) #311

	name: Coverage Check

	on: [push]

	env:
	COVERAGE_SENSITIVITY_PERCENT: 1

	jobs:
	upload-coverage:
	name: Upload Coverage
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Install Foundry
	uses: foundry-rs/foundry-toolchain@v1
	with:
	version: nightly

	- name: Use Node.js
	uses: actions/setup-node@v4
	with:
	node-version: 20.x
	cache: 'yarn'

	- name: Install dependencies
	run: yarn --frozen-lockfile --network-concurrency 1

	- name: Run coverage
	shell: bash
	run: yarn coverage

	- name: Setup LCOV
	uses: hrishikesh-kadam/setup-lcov@v1

	- name: Filter directories
	run: lcov --remove lcov.info 'test/' 'script/' --output-file lcovNew.info --rc lcov_branch_coverage=1 --rc derive_function_end_line=0 --ignore-errors unused

	- name: Capture coverage output
	id: new-coverage
	uses: zgosalvez/github-actions-report-lcov@v4
	with:
	coverage-files: lcovNew.info

	- name: Retrieve previous coverage
	uses: actions/download-artifact@v4
	with:
	name: coverage.info
	continue-on-error: true

	- name: Check if a previous coverage exists
	run: \|
	if [ ! -f coverage.info ]; then
	echo "Artifact not found. Initializing at 0"
	echo "0" >> coverage.info
	fi

	- name: Compare previous coverage
	run: \|
	old=$(cat coverage.info)
	new=$(( ${{ steps.new-coverage.outputs.total-coverage }} + ${{ env.COVERAGE_SENSITIVITY_PERCENT }} ))
	if [ "$new" -lt "$old" ]; then
	echo "Coverage decreased from $old to $new"
	exit 1
	fi
	mv lcovNew.info coverage.info

	- name: Upload the new coverage
	uses: actions/upload-artifact@v4
	with:
	name: coverage.info
	path: ./coverage.info

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