Validate action.yml #267

	name: Validate action.yml

	on:
	pull_request:
	paths:
	- ".github/workflows/validate-action_yml.yml"
	- "action.yml"
	push:
	paths:
	- ".github/workflows/validate-action_yml.yml"
	- "action.yml"
	# Scheduled trigger to catch workflow failure resulting from changes to the JSON schema
	schedule:
	# run every Tuesday at 3 AM UTC
	- cron: "0 3 * * 2"
	# See: https://docs.github.com/en/actions/reference/events-that-trigger-workflows#workflow_dispatch
	workflow_dispatch:
	# See: https://docs.github.com/en/actions/reference/events-that-trigger-workflows#repository_dispatch
	repository_dispatch:

	jobs:
	spellcheck:
	runs-on: ubuntu-latest

	env:
	JSON_SCHEMA_FOLDER: etc/json-schema
	JSON_SCHEMA_FILENAME: github-action.json

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

	- name: Download JSON schema for action.yml
	uses: carlosperate/download-file-action@v2
	with:
	file-url: https://json.schemastore.org/github-action
	location: ${{ env.JSON_SCHEMA_FOLDER }}
	file-name: ${{ env.JSON_SCHEMA_FILENAME }}

	- name: Install JSON schema validator
	run: sudo npm install --global ajv-cli

	- name: Validate action.yml
	run: ajv -s "${{ env.JSON_SCHEMA_FOLDER }}/${{ env.JSON_SCHEMA_FILENAME }}" -d action.yml

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