Add derivative warning #511

	name: Add derivative warning

	on:
	workflow_run:
	workflows: ["Check derivatives change"]
	types:
	- completed

	permissions:
	contents: read
	pull-requests: write

	jobs:
	addDerivativeChangeWarning:
	runs-on: ubuntu-latest
	name: Add warning if derivative change was detected
	if: github.event.workflow_run.event == 'pull_request'
	steps:
	- name: Checkout
	uses: actions/[email protected]

	- name: Download artifact
	uses: dawidd6/[email protected]
	with:
	name: check_derivatives_change
	workflow: check_derivatives_change.yml
	run_id: ${{github.event.workflow_run.id }}

	- name: Retrieve derivative check result from artifacts
	id: changed
	run: \|
	derivative_files_changed=`cat derivative_files_changed`
	echo "derivative_files_changed=${derivative_files_changed}" >> "${GITHUB_OUTPUT}"
	issue_number=`cat issue_number`
	echo "issue_number=${issue_number}" >> "${GITHUB_OUTPUT}"

	- if: steps.changed.outputs.derivative_files_changed == 'true'
	run: \|
	echo "WARNING_MSG<<EOF" >> $GITHUB_ENV
	echo "$(cat READ_BEFORE_MAKING_CHANGES.md \| tail -n +3)" >> $GITHUB_ENV
	echo "EOF" >> $GITHUB_ENV
	- name: Post derivative databases change warning
	if: steps.changed.outputs.derivative_files_changed == 'true'
	uses: thollander/[email protected]
	with:
	message: \|
	${{ env.WARNING_MSG }}
	comment_tag: execution
	pr_number: ${{ steps.changed.outputs.issue_number }}

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