Bump actions/checkout from 3 to 4 (#134) #139

	# Note: Used by this GitHub repository.

	name: "Check GitHub YAML files"

	on:
	pull_request:
	branches:
	- master
	push:
	branches:
	- master

	env:
	PYTHON_PACKAGES: \|
	jsonschema==4.9.1
	ruamel.yaml==0.17.21
	requests==2.27.1
	PYTHON_VERSION: 3.9
	SLATE_GITHUB_ACTIONS_BRANCHORTAG: master
	SLATE_GITHUB_ACTIONS_RAWCONTENT_URL: https://raw.githubusercontent.com/slateci/github-actions

	jobs:
	checks:
	name: Checks
	runs-on: ubuntu-20.04

	steps:
	- name: Check out repo
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	path: ./checkout

	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ env.PYTHON_VERSION }}

	- name: Install Python packages
	uses: BSFishy/pip-action@v1
	with:
	packages: ${{ env.PYTHON_PACKAGES }}

	- name: Download workflow dependencies
	run: \|-
	# Python files
	for FILENAME in github-schema-validate.py
	do
	curl -fsSL ${{ env.SLATE_GITHUB_ACTIONS_RAWCONTENT_URL }}/${{ env.SLATE_GITHUB_ACTIONS_BRANCHORTAG }}/scripts/$FILENAME -o $FILENAME
	done

	- name: Validate Schemas
	working-directory: .
	env:
	GITHUB_YAML_PATH: './checkout/.github'
	run: \|-
	python github-schema-validate.py

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