feat: Trigger warning for PRs likely requiring updates to management-plane-charts #2

	name: "Check if Manifests are Up-to-Date"

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

	jobs:
	check-manifests-changes:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	fetch-depth: 2 # Needed for diff comparison

	- name: Install Dependencies
	run: \|
	sudo apt update
	sudo apt install -y make

	- name: Generate KLM Manifests from PR
	run: make manifests

	- name: Compare Generated Manifests with `main`
	id: check-manifests
	run: \|
	git diff --exit-code config/ \|\| echo "outdated_manifests=true" >> $GITHUB_ENV
	continue-on-error: true

	- name: Fail if Manifests Are Outdated
	if: env.outdated_manifests == 'true'
	run: \|
	echo "❌ Manifests are outdated! Run 'make manifests' and commit changes."
	exit 1

	- name: Add PR Comment if Manifests Are Outdated
	if: failure() && env.outdated_manifests == 'true'
	uses: actions/github-script@v7
	with:
	script: \|
	github.rest.issues.createComment({
	owner: context.repo.owner,
	repo: context.repo.repo,
	issue_number: context.payload.pull_request.number,
	body: "❌ Manifests are outdated! Please run `make manifests` and commit the changes."
	});
	github.rest.issues.addLabels({
	owner: context.repo.owner,
	repo: context.repo.repo,
	issue_number: context.payload.pull_request.number,
	labels: ["outdated-manifests"]
	});

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