fix: correct typos from "kuberntes" to "kubernetes"

README.md

@@ -13,7 +13,7 @@ Kore보드는 쿠버네티스 다중 클러스터 관리를 위한 웹 기반 UI
 ### Installation
 
 ```
-$ kubectl apply -f https://raw.githubusercontent.com/kore3lab/dashboard/master/scripts/install/kuberntes/recommended.yaml
+$ kubectl apply -f https://raw.githubusercontent.com/kore3lab/dashboard/master/scripts/install/kubernetes/recommended.yaml
 ```
 
 See [Installation Guide](./docs/user/installation.md) page for more information

docs/developer/helm-chart.md

@@ -3,13 +3,13 @@
 * validation
 
 ```
-$ helm lint scripts/install/kuberntes/helm-chart
+$ helm lint scripts/install/kubernetes/helm-chart
 ```
 
 * output to yaml
 
 ```
-$ helm template -n kore kore-board scripts/install/kuberntes/helm-chart \
+$ helm template -n kore kore-board scripts/install/kubernetes/helm-chart \
   --set frontend.service.type=NodePort \
   --set frontend.service.nodePort=30080
 ```
@@ -18,7 +18,7 @@ $ helm template -n kore kore-board scripts/install/kuberntes/helm-chart \
 
 ```
 $ kubectl create ns kore
-$ helm template --debug -n kore kore-board scripts/install/kuberntes/helm-chart \
+$ helm template --debug -n kore kore-board scripts/install/kubernetes/helm-chart \
   --set frontend.service.type=NodePort \
   --set frontend.service.nodePort=30080 \
   | kubectl apply -n kore -f -
@@ -28,14 +28,14 @@ $ helm template --debug -n kore kore-board scripts/install/kuberntes/helm-chart
 * dry-run
 
 ```
-$ helm install --dry-run -n kore kore-board scripts/install/kuberntes/helm-chart \
+$ helm install --dry-run -n kore kore-board scripts/install/kubernetes/helm-chart \
   --set frontend.service.type=NodePort \
   --set frontend.service.nodePort=30080
 ```
 
 * packaging helm-chart
 
 ```
-$ helm package scripts/install/kuberntes/helm-chart  -d scripts/install/kuberntes   # packaging  (tgz file 생성)
-$ helm repo index scripts/install/kuberntes                                         # index.yaml 파일 생성/수정
+$ helm package scripts/install/kubernetes/helm-chart  -d scripts/install/kubernetes   # packaging  (tgz file 생성)
+$ helm repo index scripts/install/kubernetes                                         # index.yaml 파일 생성/수정
 ```

docs/user/installation.md

@@ -26,12 +26,12 @@ $ kubectl apply -f https://raw.githubusercontent.com/kore3lab/dashboard/master/s
 
 * Installation
 ```
-$ kubectl apply -f ./scripts/install/kuberntes/recommended.yaml
+$ kubectl apply -f ./scripts/install/kubernetes/recommended.yaml
 ```
 
 * clean-up
 ```
-$ kubectl delete -f ./scripts/install/kuberntes/recommended.yaml
+$ kubectl delete -f ./scripts/install/kubernetes/recommended.yaml
 ```
 
 ### Installation using Helm-chart
@@ -41,7 +41,7 @@ $ kubectl delete -f ./scripts/install/kuberntes/recommended.yaml
 
 ```
 $ kubectl create ns kore
-$ helm install -n kore kore-board ./scripts/install/kuberntes/helm-chart/ \
+$ helm install -n kore kore-board ./scripts/install/kubernetes/helm-chart/ \
   --set backend.service.type=NodePort \
   --set backend.service.nodePort=30081 \
   --set frontend.service.type=NodePort \