Use file scoped namespaces #6

	name: Auto Close PR if Not Code Owner

	on:
	pull_request:
	types: [opened, reopened, synchronize]

	jobs:
	check-code-owner:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	- name: Get CODEOWNERS
	id: get_codeowners
	run: \|
	CODEOWNERS_FILE=".github/CODEOWNERS"
	if [ -f "$CODEOWNERS_FILE" ]; then
	echo "Found CODEOWNERS file."
	CODEOWNERS=$(grep -oP '(?<=@)[a-zA-Z0-9_-]+' "$CODEOWNERS_FILE" \| sort -u)
	echo "CODEOWNERS=$CODEOWNERS" >> $GITHUB_ENV
	else
	echo "CODEOWNERS file not found!"
	exit 1
	fi

	- name: Check PR Creator
	id: check_creator
	run: \|
	echo "PR created by: ${{ github.actor }}"
	echo "Code owners: $CODEOWNERS"

	if echo "$CODEOWNERS" \| grep -qw "${{ github.actor }}"; then
	echo "User is a code owner. PR allowed."
	else
	echo "User is NOT a code owner. Closing PR..."
	gh pr close ${{ github.event.pull_request.number }} --repo ${{ github.repository }} --comment "Closing PR because the author is not a code owner."
	exit 1
	fi
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	CODEOWNERS: ${{ env.CODEOWNERS }}

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