[PM-3007] Caching user policies on PolicyService variable #889

	# Runs if there are changes to the paths: list.
	# Starts a matrix job to check for modified files, then sets output based on the results.
	# The input decides if the label job is ran, adding a label to the PR.
	---

	name: Protect Files

	on:
	pull_request:
	types:
	- opened
	- synchronize
	- unlabeled
	paths:
	- "util/Migrator/DbScripts/**.sql"

	jobs:
	changed-files:
	name: Check for file changes
	runs-on: ubuntu-20.04
	outputs:
	changes: ${{steps.check-changes.outputs.changes_detected}}

	strategy:
	fail-fast: true
	matrix:
	include:
	- name: Database Scripts
	path: util/Migrator/DbScripts
	label: "DB-migrations-changed"
	steps:
	- name: Checkout repo
	uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3
	with:
	fetch-depth: 2

	- name: Check for file changes
	id: check-changes
	run: \|
	MODIFIED_FILES=$(git diff --name-only --diff-filter=M HEAD~1)

	for file in $MODIFIED_FILES
	do
	if [[ $file == "${{ matrix.path }}" ]]; then
	echo "changes_detected=true" >> $GITHUB_OUTPUT
	break
	else echo "changes_detected=false" >> $GITHUB_OUTPUT
	fi
	done

	- name: Add label to pull request
	if: contains(steps.check-changes.outputs.changes_detected, true)
	uses: andymckay/labeler@e6c4322d0397f3240f0e7e30a33b5c5df2d39e90 # 1.0.4
	with:
	add-labels: ${{ matrix.label }}

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