docs: update example script

Author: imyelo

package.json

@@ -5,6 +5,7 @@
   "main": "src",
   "scripts": {
     "start": "rollup -c -w",
+    "example": "serve",
     "clean": "rimraf ./dist",
     "prebuild": "run-s clean",
     "build": "run-s build:*",
@@ -54,6 +55,7 @@
     "rollup-plugin-node-builtins": "^2.1.2",
     "rollup-plugin-node-resolve": "^3.0.0",
     "rollup-plugin-postcss": "^1.5.1",
+    "serve": "^13.0.2",
     "uglify-js": "^3.3.20"
   }
 }

readme.md

@@ -61,9 +61,19 @@
 * **Description:** Router mode. In most cases, you don't need to modify it. Docsify-Pagination will take care of it for you.
 
 ## Example
+### Run example on local
+
 - [Example](example/default/index.html)
 - [Example with Docsify's History Route-Mode](example/router-mode-history/index.html)
+
+#### How to open these
+```bash
+$ yarn example
+```
+
+### Online Showcase
 - [Tina.js](https://tina.js.org/)
+- [Tell us yours 😘](https://github.com/imyelo/docsify-pagination/edit/master/README.md)
 
 ## Related
 - [docsify](https://github.com/QingWei-Li/docsify/)