Rewrite using a composite action #2

	name: Format and Lint

	on: [pull_request, push]

	jobs:
	format-and-lint:
	name: Format and Lint
	runs-on: ubuntu-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v7

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install ruff pyyaml

	- name: Unpack action
	run: python tools/unpack.py

	- name: ruff check
	run: ruff check action.py

	- name: ruff format
	run: ruff format action.py

	- name: Pack action
	run: python tools/pack.py

	- name: Check for changes
	run: git diff --exit-code

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