Test Merge Detector #16595

	# On a cron, will comment on any PRs that have been test merged.
	# Expects secret GET_TEST_MERGES_URL, a URL that, on GET, will return an array of objects with the schema
	# { round_id, datetime, test_merges, server, url }
	# You can see the moth.fans implementation in Rust here: https://github.com/Mothblocks/mothbus/blob/41fec056824edba0ffdfa39882b67739bf475d83/src/routes/recent_test_merges.rs#L30
	# This is hosted on https://bus.moth.fans/recent-test-merges.json.
	name: Test Merge Detector
	on:
	schedule:
	- cron: "/30 * * *"
	workflow_dispatch:
	jobs:
	test_merge_bot:
	name: Test Merge Detector
	runs-on: ubuntu-20.04
	steps:
	- name: Check for GET_TEST_MERGES_URL
	id: secrets_set
	env:
	ENABLER_SECRET: ${{ secrets.GET_TEST_MERGES_URL }}
	run: \|
	unset SECRET_EXISTS
	if [ -n "$ENABLER_SECRET" ]; then SECRET_EXISTS=true ; fi
	echo "GET_TEST_MERGES_URL=$SECRET_EXISTS" >> $GITHUB_OUTPUT
	- name: Checkout
	if: steps.secrets_set.outputs.GET_TEST_MERGES_URL
	uses: actions/checkout@v3
	- name: Prepare module
	if: steps.secrets_set.outputs.GET_TEST_MERGES_URL
	run: \|
	# This is needed because node-fetch needs import and doesn't work with require :/
	echo "{\"type\": \"module\"}" > package.json
	npm install node-fetch
	- name: Check for test merges
	if: steps.secrets_set.outputs.GET_TEST_MERGES_URL
	uses: actions/github-script@v6
	env:
	GET_TEST_MERGES_URL: ${{ secrets.GET_TEST_MERGES_URL }}
	with:
	script: \|
	const { processTestMerges } = await import('${{ github.workspace }}/tools/test_merge_bot/main.js')
	await processTestMerges({ github, context })

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