Cherry pick of From db6f3ebc1b8ca65eacbea62d1c2679f8c2a2e281 #13

	name: "Add buildbot information to first PRs from new contributors"

	permissions:
	contents: read

	on:
	# It's safe to use pull_request_target here, because we aren't checking out
	# code from the pull request branch.
	# See https://securitylab.github.com/research/github-actions-preventing-pwn-requests/
	pull_request_target:
	types:
	- closed

	jobs:
	buildbot_comment:
	runs-on: ubuntu-latest
	permissions:
	pull-requests: write
	if: >-
	(github.repository == 'llvm/llvm-project') &&
	(github.event.pull_request.merged == true)
	steps:
	- name: Checkout Automation Script
	uses: actions/checkout@v4
	with:
	sparse-checkout: llvm/utils/git/
	ref: main

	- name: Setup Automation Script
	working-directory: ./llvm/utils/git/
	run: \|
	pip install --require-hashes -r requirements.txt

	- name: Add Buildbot information comment
	working-directory: ./llvm/utils/git/
	run: \|
	python3 ./github-automation.py \
	--token '${{ secrets.GITHUB_TOKEN }}' \
	pr-buildbot-information \
	--issue-number "${{ github.event.pull_request.number }}" \
	--author "${{ github.event.pull_request.user.login }}"

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