Update kubectl-plugins.md

update doc to match master branch

Author: jiaj12

content/zh/docs/tasks/extend-kubectl/kubectl-plugins.md

@@ -14,10 +14,9 @@ content_type: task
 -->
 
 <!-- overview -->
-
 <!--
 This guide demonstrates how to install and write extensions for [kubectl](/docs/reference/kubectl/kubectl/). By thinking of core `kubectl` commands as essential building blocks for interacting with a Kubernetes cluster, a cluster administrator can think
-of plugins as a means of utilizing these building blocks to create more complex behavior. Plugins extend `kubectl` with new sub-commands, allowing for new and custom features not included in the main distribution of `kubectl`.
+  of plugins as a means of utilizing these building blocks to create more complex behavior. Plugins extend `kubectl` with new sub-commands, allowing for new and custom features not included in the main distribution of `kubectl`.
 -->
 本指南演示了如何为 [kubectl](/zh/docs/reference/kubectl/kubectl/) 安装和编写扩展。
 通过将核心 `kubectl` 命令看作与 Kubernetes 集群交互的基本构建块，
@@ -52,12 +51,12 @@ the Kubernetes SIG CLI community.
 Krew 是一个由 Kubernetes SIG CLI 社区维护的插件管理器。
 
 <!--
-Kubectl plugins available via the Krew [plugin index](https://index.krew.dev/)
+Kubectl plugins available via the Krew [plugin index](https://krew.sigs.k8s.io/plugins/)
 are not audited for security. You should install and run third-party plugins at your
 own risk, since they are arbitrary programs running on your machine.
 -->
 {{< caution >}}
-Krew [插件索引](https://index.krew.dev/)所维护的 kubectl 插件并未经过安全性审查。
+Krew [插件索引](https://krew.sigs.k8s.io/plugins/) 所维护的 kubectl 插件并未经过安全性审查。
 你要了解安装和运行第三方插件的安全风险，因为它们本质上时是一些在你的机器上
 运行的程序。
 {{< /caution >}}
@@ -69,6 +68,10 @@ Krew [插件索引](https://index.krew.dev/)所维护的 kubectl 插件并未经
 Executing this command causes a traversal of all files in your PATH. Any files that are executable, and begin with `kubectl-` will show up *in the order in which they are present in your PATH* in this command's output.
 A warning will be included for any files beginning with `kubectl-` that are *not* executable.
 A warning will also be included for any valid plugin files that overlap each other's name.
+
+You can use [Krew](https://krew.dev/) to discover and install `kubectl`
+plugins from a community-curated
+[plugin index](https://krew.sigs.k8s.io/plugins/).
 -->
 ### 发现插件
 
@@ -77,6 +80,8 @@ A warning will also be included for any valid plugin files that overlap each oth
 任何以 `kubectl-` 开头的文件如果`不可执行`，都将包含一个警告。
 对于任何相同的有效插件文件，都将包含一个警告。
 
+你可以使用 [Krew](https://krew.dev/) 从社区策划中发现和安装 `kubectl` 插件。
+[插件索引](https://krew.sigs.k8s.io/plugins/)
 <!--
 #### Limitations
 
@@ -129,7 +134,7 @@ then
     echo "1.0.0"
     exit 0
 fi
-
+  
 # 可选的参数处理
 if [[ "$1" == "config" ]]
 then
@@ -178,7 +183,7 @@ I am a plugin named kubectl-foo
 <!--
 All args and flags are passed as-is to the executable:
 -->
-所有参数和标记按原样传递给可执行文件：
+  所有参数和标记按原样传递给可执行文件：
 
 ```
 kubectl foo version
@@ -274,17 +279,17 @@ Upon having found a plugin with this name, kubectl then invokes that plugin, pas
 # 创建一个插件
 echo -e '#!/bin/bash\n\necho "My first command-line argument was $1"' > kubectl-foo-bar-baz
 sudo chmod +x ./kubectl-foo-bar-baz
-
+  
 # 将插件放到 PATH 下完成"安装"
 sudo mv ./kubectl-foo-bar-baz /usr/local/bin
-
+  
 # 确保 kubectl 能够识别我们的插件
 kubectl plugin list
 ```
 
 ```
 The following kubectl-compatible plugins are available:
-
+  
 /usr/local/bin/kubectl-foo-bar-baz
 ```
 
@@ -322,7 +327,7 @@ command containing dashes in its commandline invocation by using underscores (`_
 # 创建文件名中包含下划线的插件
 echo -e '#!/bin/bash\n\necho "I am a plugin with a dash in my name"' > ./kubectl-foo_bar
 sudo chmod +x ./kubectl-foo_bar
-
+  
 # 将插件放到 PATH 下
 sudo mv ./kubectl-foo_bar /usr/local/bin
 
@@ -378,11 +383,11 @@ PATH=/usr/local/bin/plugins:/usr/local/bin/moreplugins kubectl plugin list
 
 ```
 The following kubectl-compatible plugins are available:
-
+  
 /usr/local/bin/plugins/kubectl-foo
 /usr/local/bin/moreplugins/kubectl-foo
   - warning: /usr/local/bin/moreplugins/kubectl-foo is overshadowed by a similarly named plugin: /usr/local/bin/plugins/kubectl-foo
-
+  
 error: one plugin warning was found
 ```
 
@@ -469,13 +474,13 @@ kubectl plugin list
 ```
 ```
 The following kubectl-compatible plugins are available:
-
+  
 test/fixtures/pkg/kubectl/plugins/kubectl-foo
 /usr/local/bin/kubectl-foo
   - warning: /usr/local/bin/kubectl-foo is overshadowed by a similarly named plugin: test/fixtures/pkg/kubectl/plugins/kubectl-foo
 plugins/kubectl-invalid
   - warning: plugins/kubectl-invalid identified as a kubectl plugin, but it is not executable
-
+  
 error: 2 plugin warnings were found
 ```
 
@@ -525,15 +530,15 @@ package it, distribute it and deliver updates to your users.
 distribute your plugins. This way, you use a single packaging format for all
 target platforms (Linux, Windows, macOS etc) and deliver updates to your users.
 Krew also maintains a [plugin
-index](https://index.krew.dev/) so that other people can
+index](https://krew.sigs.k8s.io/plugins/) so that other people can
 discover your plugin and install it.
 -->
 ### Krew {#distributing-krew}
 
 [Krew](https://krew.dev/) 提供了一种对插件进行打包和分发的跨平台方式。
 基于这种方式，你会在所有的目标平台（Linux、Windows、macOS 等）使用同一
 种打包形式，包括为用户提供更新。
-Krew 也维护一个[插件索引（plugin index）](https://index.krew.dev/)
+Krew 也维护一个[插件索引（plugin index）](https://krew.sigs.k8s.io/plugins/)
 以便其他人能够发现你的插件并安装之。
 
 <!--
@@ -552,7 +557,7 @@ platforms for each release.
 另一种方式是，你可以使用传统的包管理器（例如 Linux 上 的 `apt` 或 `yum`，
 Windows 上的 Chocolatey、macOs 上的 Homebrew）。
 只要能够将新的可执行文件放到用户的 `PATH` 路径上某处，这种包管理器就符合需要。
-作为一个插件作者，如果你选择这种方式来纷飞，你就需要自己来管理和更新
+作为一个插件作者，如果你选择这种方式来分发，你就需要自己来管理和更新
 你的 kubectl 插件的分发包，包括所有平台和所有发行版本。
 
 <!--
@@ -582,4 +587,3 @@ installs easier.
 * 查看 CLI 插件库示例，查看用 Go 编写的插件的[详细示例](https://github.com/kubernetes/sample-cli-plugin)
 * 如有任何问题，请随时联系 [SIG CLI ](https://github.com/kubernetes/community/tree/master/sig-cli)
 * 了解 [Krew](https://krew.dev/)，一个 kubectl 插件管理器。
-