chore: rename files

_site/index.html

@@ -4,8 +4,8 @@
   <meta charset="UTF-8">
   <title>赫蹏 - 一个简约又简单的网页中文排版增强</title>
   <meta name="viewport" content="width=device-width, initial-scale=1">
-  <link rel="stylesheet" href="./normalize.css">
-  <link rel="stylesheet" href="./index.css">
+  <link rel="stylesheet" href="./assets/normalize.css">
+  <link rel="stylesheet" href="./assets/index.css">
   <link rel="stylesheet" href="./heti.css">
   <link rel="icon" href="./favicon.svg">
 </head>
@@ -316,7 +316,7 @@
               <td>
                 <section>
                   <figure>
-                    <img src="./orange.jpg" alt="" style="width: 200px;">
+                    <img src="./assets/orange.jpg" alt="" style="width: 200px;">
                     <figcaption>橘子</figcaption>
                   </figure>
                 </section>

rollup.config.js

@@ -3,7 +3,7 @@ import resolve from '@rollup/plugin-node-resolve';
 import {terser} from 'rollup-plugin-terser';
 
 export default {
-  input: 'add-ons/add-on.js',
+  input: 'js/heti-addon.js',
   output: [
     {
       file: '_site/heti-addon.js',