feat: support filtering for warnings only on the review page #191

	name: Flyway Migration Check

	on:
	pull_request:
	branches: [ main ]
	paths:
	- 'backend/src/main/resources/db/migration/**'

	jobs:
	check-migrations:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Check for modified migrations
	run: \|
	git fetch origin main:main
	modified_files=$(git diff --name-only main...HEAD -- src/main/resources/db/migration/)
	new_files=$(git diff --name-only --diff-filter=A main...HEAD -- src/main/resources/db/migration/)

	if [ -n "$modified_files" ]; then
	echo "The following existing migration files have been modified:"
	echo "$modified_files"
	echo "Error: Modifying existing migrations is not allowed."
	exit 1
	fi

	if [ -n "$new_files" ]; then
	echo "The following new migration files have been added:"
	echo "$new_files"
	echo "New migrations are allowed."
	fi

	if [ -z "$modified_files" ] && [ -z "$new_files" ]; then
	echo "No changes to migration files detected."
	fi

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