📝 define MSRV #3

	name: pr

	on:
	pull_request:

	permissions:
	pull-requests: write

	jobs:
	msrv-changes:
	runs-on: ubuntu-latest
	steps:
	- uses: baptiste0928/cargo-install@v2.2.0
	with:
	crate: cargo-msrv

	- uses: actions/checkout@v4.0.0
	with:
	ref: ${{ github.head_ref }}
	repository: ${{ github.event.pull_request.head.repo.full_name }}

	- id: msrv
	run: \|
	cargo msrv list 2> result.txt
	echo 'The MSRV will not change.' > message.md
	echo "new=$( \
	grep -E '[[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+' result.txt \
	\| tail -n 1 \
	\| cut -d \ -f 2\
	)"
	echo "current=$(cut -d \" -f 2 < .clippy.toml)"

	- if: steps.msrv.outputs.new != steps.msrv.outputs.current
	run: \|
	echo 'Please update the MSRV to ${{ steps.msrv.outputs.new }}.' \
	> message.md

	- uses: thollander/actions-comment-pull-request@v2.4.2
	with:
	comment_tag: msrv-changes
	filePath: message.md

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