test: add envtest for redis standalone #263

	name: Validate Examples

	on:
	pull_request:
	branches:
	- master
	push:
	branches:
	- master

	jobs:
	validate-examples:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v3

	- name: Install yamllint
	run: sudo apt-get install -y yamllint

	- name: Lint YAML files
	run: yamllint --strict ./example

	- name: Install kubectl
	run: \|
	curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
	chmod +x kubectl
	sudo mv kubectl /usr/local/bin/

	- name: Create k8s Kind Cluster
	uses: helm/[email protected]
	with:
	cluster_name: kind

	- name: Apply CRD
	run: \|
	for crd in $(find ./config/crd/bases -type f -name '*.yaml'); do
	kubectl create -f $crd
	done

	- name: Validate CRD Installation
	run: \|
	CRDs=("redis" "redissentinels" "redisclusters" "redisreplications")
	for crd in "${CRDs[@]}"; do
	kubectl get crd $crd.redis.redis.opstreelabs.in \|\| exit 1
	done

	- name: Validate CR
	run: \|
	for example in $(find ./example -type f -name '*.yaml'); do
	kubectl apply --dry-run=server -f $example
	done

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