Bump markdown-link-check from 3.11.2 to 3.12.1 #1953

	# This repository contains intentionally duplicated copies of template configuration files in use for this repository's
	# own purposes
	#
	# This workflow checks that the copies are in sync.
	# If the workflow fails, run `task fix` and commit.

	name: Check Configuration Files Sync

	# See: https://docs.github.com/actions/using-workflows/events-that-trigger-workflows
	on:
	push:
	pull_request:
	schedule:
	# Run periodically to catch breakage caused by external changes.
	- cron: "0 15 * * WED"
	workflow_dispatch:
	repository_dispatch:

	jobs:
	check-sync:
	runs-on: ubuntu-latest
	permissions: {}

	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Install Task
	uses: arduino/setup-task@v2
	with:
	repo-token: ${{ secrets.GITHUB_TOKEN }}
	version: 3.x

	- name: Sync files
	run: task --silent config:sync

	- name: Check file duplicates sync
	run: \|
	git add .
	if ! git diff --color --exit-code HEAD; then
	echo "::error::File duplicates are out of sync. Please run \"task fix\""
	exit 1
	fi

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