Added crd validation ci workflow. #3

	name: CRD Validation

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

	permissions:
	contents: read

	jobs:
	crd-validation:
	name: CRD Validation Check
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	persist-credentials: false
	fetch-depth: 0

	- name: Set up Go
	uses: actions/setup-go@v6
	with:
	go-version: '1.25'
	cache: true

	- name: Install crdify
	run: \|
	go install sigs.k8s.io/crdify@latest

	- name: Run CRD Validation Check
	run: \|
	git fetch origin ${{ github.base_ref }}:upstream_base
	BASE_SHA=$(git rev-parse upstream_base)
	echo "Validating against Base SHA: $BASE_SHA (derived from ${{ github.base_ref }})"

	FAILED=0
	for crd in config/crd/bases/*.yaml; do
	if ! crdify "git://${BASE_REF}?path=$crd" "git://HEAD?path=$crd"; then
	echo "❌ Incompatible change detected in $crd"
	((FAILED++))
	else
	echo "✅ $crd is valid"
	fi
	done

	if [ "$FAILED" -gt 0 ]; then
	echo "::error::Validation failed! Found $FAILED incompatible CRD change(s)."
	exit 1
	fi

	echo "All CRDs are compatible."

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