feat: course generation

layouts/default.vue

@@ -28,7 +28,7 @@ const links = [
   }, {
     label: 'PPT',
     icon: 'i-tabler-file-type-ppt',
-    to: '/aigc/course-generate',
+    to: '/aigc/generation',
   },
 ]
 
@@ -62,7 +62,7 @@ const open_login_modal = () => {
     <header>
       <h1 class="inline-flex flex-col">
         <span class="text-lg text-neutral-600 dark:text-neutral-300 font-bold">眩生花 AI 助手</span>
-        <span class="text-xs text-neutral-600 dark:text-neutral-300">这里可以有一个副标题</span>
+        <span class="text-xs text-neutral-600 dark:text-neutral-300">XSH AI Assistant</span>
       </h1>
       <div class="hidden md:block">
         <UHorizontalNavigation :links="links" class="select-none"/>