Threshold Signature Implementation: Milestone 1 Delivery #1401

	name: Check Author
	on:
	pull_request_target:
	types: [opened, synchronize]

	jobs:
	get-delivery-files:
	runs-on: ubuntu-latest
	outputs:
	filenames: ${{ steps.files.outputs.added }}

	steps:
	- name: Get filenames of any deliveries being added
	id: files
	uses: Ana06/[email protected]
	with:
	format: 'json'
	filter: \|
	deliveries/*.md
	maintenance_deliveries/*.md

	check_author:
	runs-on: ubuntu-latest
	needs: get-delivery-files
	if: needs.get-delivery-files.outputs.filenames != '[]'
	strategy:
	fail-fast: false
	matrix:
	filename: ${{ fromJson(needs.get-delivery-files.outputs.filenames) }}

	steps:
	- uses: actions/checkout@v4
	with:
	ref: ${{ github.event.pull_request.head.sha }}

	- name: Parse delivery file
	id: parse-delivery
	uses: w3f/parse-milestone-delivery-action@master
	with:
	path: "${{ github.workspace }}/${{ matrix.filename }}"

	- name: Find PR author in application authors
	uses: actions/github-script@v5
	env:
	pr_author: ${{ github.event.pull_request.user.login }}
	with:
	script: \|
	const app_commits = await github.rest.repos.listCommits({
	owner: 'w3f',
	repo: 'Grants-Program',
	path: 'applications/${{ steps.parse-delivery.outputs.application_document }}'
	});

	const app_authors = app_commits.data.map(c => c.author.login);
	console.log(app_authors);


	if (!app_authors.includes(process.env.pr_author)) {
	core.setFailed('PR author does not match any application author.');
	}

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