Add support for type expressions in intersections #1545

	name: Pull Request Meta

	on:
	pull_request:
	types: [opened, edited, synchronize]

	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number }}
	cancel-in-progress: true

	jobs:

	test-pr:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	submodules: false

	- name: Verify that postgres/ was not changed unintentionally
	env:
	PR_TITLE: ${{ github.event.pull_request.title }}
	shell: bash
	run: \|
	required_prefix="Update bundled PostgreSQL"

	if [[ "$PR_TITLE" == $required_prefix* ]]; then
	exit 0
	fi

	if git diff --quiet \
	${{ github.event.pull_request.base.sha }} \
	${{ github.event.pull_request.head.sha }} -- postgres/
	then
	echo 'all ok'
	else
	echo "postgres/ submodule has been changed,"\
	"but PR title does not indicate that"
	echo "(it should start with '$required_prefix')"
	exit 1
	fi

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