Add comment to workflow re: unexpected behavior of "liskin/gh-problem-matcher-wrap" action #1076

	# This repository contains intentionally duplicated copies of template workflows under .github/workflows used for this
	# repository's own CI system.
	#
	# This workflow checks that the copies are in sync.
	# If the workflow fails, run `task fix` and commit.

	name: Check CI Workflows Sync

	# See: https://docs.github.com/actions/reference/workflows-and-actions/events-that-trigger-workflows
	on:
	push:
	paths:
	- ".github/workflows/*.ya?ml"
	- "Taskfile.ya?ml"
	- "workflow-templates/*.ya?ml"
	pull_request:
	paths:
	- ".github/workflows/*.ya?ml"
	- "Taskfile.ya?ml"
	- "workflow-templates/*.ya?ml"
	schedule:
	# Run periodically to catch breakage caused by external changes.
	- cron: "0 13 * * WED"
	workflow_dispatch:
	repository_dispatch:

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

	steps:
	- name: Checkout repository
	uses: actions/checkout@v5

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

	- name: Sync files
	run: \|
	task \
	--silent \
	ci: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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