update install guide

docs/README.md

@@ -4,6 +4,7 @@ Learn and use KubeVela with tutorials and user stories.
 
 **Overview**
 - [Introduction](introduction.md)
+- [Installation](./installmd)
 - [Quick Start](quick-start.md)
 - [Concepts](concepts.md)
 

docs/install.md

@@ -1,9 +1,11 @@
 # Install KubeVela
 
 ## Prerequisites
-- Kubernetes cluster which is v1.15.0 or greater
-- kubectl current context is configured for the target cluster install
-  - ```kubectl config current-context```
+
+- Kubernetes cluster >= v1.15.0
+- kubectl installed and configured
+
+You may pick either Minikube or KinD as local cluster testing option.
 
 ### Minikube
 
@@ -11,7 +13,31 @@
 
 ### KinD
 
-> TODO anything need to do?
+Follow [this guide](https://kind.sigs.k8s.io/docs/user/quick-start/#installation) to install kind.
+
+Then spins up a kind cluster:
+
+```console
+cat <<EOF | kind create cluster --config=-
+kind: Cluster
+apiVersion: kind.x-k8s.io/v1alpha4
+nodes:
+- role: control-plane
+  kubeadmConfigPatches:
+  - |
+    kind: InitConfiguration
+    nodeRegistration:
+      kubeletExtraArgs:
+        node-labels: "ingress-ready=true"
+  extraPortMappings:
+  - containerPort: 80
+    hostPort: 80
+    protocol: TCP
+  - containerPort: 443
+    hostPort: 443
+    protocol: TCP
+EOF
+```
 
 ## Get KubeVela
 

docs/quick-start.md

@@ -1,9 +1,5 @@
 # Quick Start
 
-## Install
-
-Please follow [this simple guide](install.md).
-
 ## Deploy Application
 
 ```console