fix(dav): Reduce CalDAV backend memory footprint #19248

	# This workflow is provided via the organization template repository
	#
	# https://github.com/nextcloud/.github
	# https://docs.github.com/en/actions/learn-github-actions/sharing-workflows-with-your-organization

	name: Block merges for EOL

	on: pull_request

	permissions:
	contents: read

	concurrency:
	group: block-merge-eol-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	jobs:
	block-merges-eol:
	name: Block merges for EOL branches

	# Only run on stableXX branches
	if: startsWith( github.base_ref, 'stable')
	runs-on: ubuntu-latest

	steps:
	- name: Download updater config
	run: curl https://raw.githubusercontent.com/nextcloud/updater_server/production/config/config.php --output config.php

	- name: Set server major version environment
	run: \|
	# retrieve version number from branch reference
	server_major=$(echo "${{ github.base_ref }}" \| sed -En 's/stable//p')
	echo "server_major=$server_major" >> $GITHUB_ENV

	- name: Checking if ${{ env.server_major }} is EOL
	run: \|
	php -r 'echo json_encode(require_once "config.php");' \| jq --arg version "${{ env.server_major }}" '.stable[$version]["100"].eol // .beta[$version]["100"].eol' \| grep --silent -i 'false'

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