Add workflow to prune stale branches #3

	name: Close stale branches
	on:
	pull_request:
	workflow_dispatch:
	schedule:
	- cron: '30 1 * * *' # run every day at 01:30 UTC

	permissions:
	contents: read

	jobs:
	stale-branches:
	runs-on: ubuntu-latest
	env:
	ORG: nginx
	REPO: documentation
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	steps:
	- name: Get all stale branches
	run: \|
	HAS_MORE=true

	echo "Checking for stale branches..."
	while [ "$HAS_NAME" == "true" ]; do
	# Fetch stale branches
	RESPONSE=$(curl -L \
	-X GET \
	-H "Accept: application/json" \
	-s "https://github.com/${{env.ORG}}/${{env.REPO}}/branches/stale")
	echo $RESPONSE

	HAS_MORE=$(echo "$RESPONSE" \| jq -r '.payload.has_more')
	BRANCHES=$(echo "$RESPONSE" \| jq -r '.payload.branches[].name')

	for BRANCH in $BRANCHES; do
	REF="heads/$BRANCH"
	echo $REF
	echo $HAS_MORE
	echo $BRANCH
	# DELETE_REPONSE=$(curl -L \
	# -X DELETE \
	# -H "Accept: application/vnd.github+json" \
	# -H "Authorization: Bearer ${{env.GITHUB_TOKEN}}" \
	# -H "X-GitHub-Api-Version: 2022-11-28" \
	# https://api.github.com/repos/${{env.ORG}}/${{env.REPO}}/git/refs/$REF)

	done
	done



	echo $RESPONSE

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