Remove kubebox and kube-shell

Dockerfile

@@ -21,12 +21,10 @@ ARG ARCH=amd64
 
 RUN rm -f /bin/sh && ln -s /bin/bash /bin/sh
 ENV KUBECTL_VERSION v1.16.2
-ENV KUBEBOX_VERSION v0.6.1
 COPY --from=gotty-build /gotty /usr/bin/
 RUN apt-get update && \
-    apt-get install -y --no-install-recommends curl ca-certificates jq iproute2 less bash-completion unzip sysstat acl net-tools lrzsz iputils-ping telnet dnsutils wget vim python-pip && \
+    apt-get install -y --no-install-recommends curl ca-certificates jq iproute2 less bash-completion unzip sysstat acl net-tools lrzsz iputils-ping telnet dnsutils wget vim && \
     curl -sLf https://storage.googleapis.com/kubernetes-release/release/${KUBECTL_VERSION}/bin/linux/${ARCH}/kubectl > /usr/bin/kubectl && chmod +x /usr/bin/kubectl && \
-    curl -sLf https://github.com/astefanutti/kubebox/releases/download/${KUBEBOX_VERSION}/kubebox-linux > /usr/bin/kubebox && chmod +x /usr/bin/kubebox && \
     chmod +x /usr/bin/gotty && \
     DEBIAN_FRONTEND=noninteractive apt-get autoremove -y && \
     DEBIAN_FRONTEND=noninteractive apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && \

README.md

@@ -12,7 +12,7 @@
 
 # Benefit
 
-Web Kubectl enables you to manage kubernetes credentials and run kubectl command in web browser, so that you don't have to install kubectl on your local PC or some other servers, furthermore Web Kubectl can be used for a team.
+Web Kubectl helps you to manage kubernetes credentials and run kubectl command in web browser, so that you don't have to install kubectl on your local PC or some other servers, furthermore Web Kubectl can be used for a team.
 
 # Advantage
 -  **Support multiple user and multiple Kubernetes clusters**：One deployment of Web Kubectl can be used for a team, all of the team members can use Web Kubectl simultaneously although they are connecting different Kubernetes clusters or different privileges.