Feat: add fig auto-complete script doc

Signed-off-by: Jianbo Sun <jianbo.sjb@alibaba-inc.com>

docs/contributor/fig-auto-complete.md

@@ -0,0 +1,32 @@
+---
+title: Integrate fig auto-complete
+---
+
+## Installation & Usage
+
+- Using Homebrew: `brew install --cask fig`
+- Download from their website: [fig.io](https://fig.io/welcome)
+
+![demo](../resources/fig-demo.gif)
+
+## Maintain KubeVela auto-complete scripts
+
+- Fork the git repo [withfig/autocomplete](https://github.com/withfig/autocomplete)
+- Clone your forked repo
+
+```
+# Replace `YOUR_GITHUB_USERNAME` with your own github username
+git clone https://github.com/YOUR_GITHUB_USERNAME/autocomplete.git fig-autocomplete
+cd fig-autocomplete
+
+# Add withfig/autocomplete as a remote
+git remote add upstream https://github.com/withfig/autocomplete.git
+
+# Install packages
+npm install
+```
+
+- edit vela-cli spec in `src/vela.ts`, the spec is easy to understand 
+- run dev mode to review your change, use `npm run dev`
+- send a PR to the main repo
+

sidebars.js

@@ -1,4 +1,4 @@
-const {Component} = require('react');
+const { Component } = require('react');
 
 module.exports = {
   docs: [
@@ -252,6 +252,7 @@ module.exports = {
             'contributor/non-code-contribute',
             'contributor/code-contribute',
             'contributor/cli-ref-doc',
+            'contributor/fig-auto-complete',
           ],
         },
         {

versioned_docs/version-v1.5/contributor/fig-auto-complete.md

@@ -0,0 +1,32 @@
+---
+title: Integrate fig auto-complete
+---
+
+## Installation & Usage
+
+- Using Homebrew: `brew install --cask fig`
+- Download from their website: [fig.io](https://fig.io/welcome)
+
+![demo](../resources/fig-demo.gif)
+
+## Maintain KubeVela auto-complete scripts
+
+- Fork the git repo [withfig/autocomplete](https://github.com/withfig/autocomplete)
+- Clone your forked repo
+
+```
+# Replace `YOUR_GITHUB_USERNAME` with your own github username
+git clone https://github.com/YOUR_GITHUB_USERNAME/autocomplete.git fig-autocomplete
+cd fig-autocomplete
+
+# Add withfig/autocomplete as a remote
+git remote add upstream https://github.com/withfig/autocomplete.git
+
+# Install packages
+npm install
+```
+
+- edit vela-cli spec in `src/vela.ts`, the spec is easy to understand 
+- run dev mode to review your change, use `npm run dev`
+- send a PR to the main repo
+

versioned_sidebars/version-v1.5-sidebars.json

@@ -261,7 +261,8 @@
           "Contribution Guide": [
             "contributor/non-code-contribute",
             "contributor/code-contribute",
-            "contributor/cli-ref-doc"
+            "contributor/cli-ref-doc",
+            "contributor/fig-auto-complete"
           ]
         },
         {