feat: add managed resource and schema of k8s

Signed-off-by: Youngjin Jo <[email protected]>

src/spaceone/identity/managed_resource/provider/kubernetes.yaml

@@ -0,0 +1,8 @@
+---
+provider: kubernetes
+name: Kubernetes
+version: '1.0'
+color: '#326CE5'
+icon: 'https://spaceone-custom-assets.s3.ap-northeast-2.amazonaws.com/console-assets/icons/cloud-services/kubernetes/kubernetes.svg'
+order: 4
+options: {}

src/spaceone/identity/managed_resource/schema/kubernetes_service_account.yaml

@@ -0,0 +1,53 @@
+---
+schema_id: kubernetes-service-account
+name: Kubernetes Service Account
+schema_type: SERVICE_ACCOUNT
+version: '1.0'
+schema: {}
+provider: kubernetes
+options:
+  help:
+    en: |
+      # Getting started with Kubernetes Cluster
+      ## Find Your Cluster Name
+      Get your Cluster Name installed in your system
+      [Kubectl context and configuration](https://kubernetes.io/docs/reference/kubectl/quick-reference/#kubectl-context-and-configuration)
+
+      ## Check the deployment status
+      Check the installation status of the following items in the cluster.
+      - kube-state-metrics
+      - prometheus-node-exporter
+
+      ## Install Helm
+      Install SpaceONE Agent via Helm
+      [helm install guide](https://helm.sh/docs/intro/install/)
+
+    jp: |
+      # Getting started with Kubernetes Cluster
+      ## Find Your Cluster Name
+      Get your Cluster Name installed in your system
+      [Kubectl context and configuration](https://kubernetes.io/docs/reference/kubectl/quick-reference/#kubectl-context-and-configuration)
+
+      ## Check the deployment status
+      Check the installation status of the following items in the cluster.
+      - kube-state-metrics
+      - prometheus-node-exporter
+
+      ## Install Helm
+      Install SpaceONE Agent via Helm
+      [helm install guide](https://helm.sh/docs/intro/install/)
+
+    ko: |
+      # Kubernetes 클러스터 사용자 가이드
+      ## Cluster Name 찾기
+      시스템에 설치된 Cluster Name 확인하기
+      [Kubectl context and configuration](https://kubernetes.io/docs/reference/kubectl/quick-reference/#kubectl-context-and-configuration)
+
+      ## 시스템 설치 유무 확인
+      아래 항목들이 클러스터에 설치 유무 확인하기
+      - kube-state-metrics
+      - prometheus-node-exporter
+
+      ## Helm 설치
+      helm 설치를 통해 SpaceONE 에이전트 설치하기
+      [helm install guide](https://helm.sh/docs/intro/install/)