Add workflow to enforce labels on PRs #13

	name: Check PR Labels

	on:
	pull_request:
	types: [opened, labeled, unlabeled, synchronize]

	jobs:
	check-label:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: "3.12"
	cache: "pip"

	- name: Install yq
	run: \|
	pip install yq

	- name: Get required labels from release.yml
	id: get-required-labels
	run: \|
	labels=()
	for label in $(yq -r '.changelog.categories[] \| select(.title != "Uncategorized") \| .labels[]' .github/release.yml); do
	labels+=("$label")
	done
	echo "required_labels=$labels" >> $GITHUB_OUTPUT

	- name: Get PR labels
	id: get-pr-labels
	run: \|
	labels=()
	for label in $(jq -r '.pull_request.labels[].name' "$GITHUB_EVENT_PATH" \| tr '\n' ' '); do
	labels+=("$label")
	done
	echo "labels=$labels" >> $GITHUB_OUTPUT

	- name: Check for specific labels
	id: check-label
	run: \|
	required_labels="${{ steps.get-required-labels.outputs.required_labels }}"
	pr_labels="${{ steps.get-pr-labels.outputs.labels }}"

	found=false
	for required_label in "${required_labels_array[@]}"; do
	for pr_label in "${pr_labels_array[@]}"; do
	if [[ "$required_label" == "$pr_label" ]]; then
	found=true
	break 2
	fi
	done
	done

	echo "label_exists=$found" >> $GITHUB_OUTPUT

	- name: Fail if no required labels are found
	if: steps.check-label.outputs.label_exists == 'false'
	run: \|
	echo "None of the required labels are applied to the PR."
	exit 1

Provide feedback