feat: add github link

src/components/Sidebar.tsx

@@ -3,6 +3,7 @@
 import {
   Clover,
   Film,
+  Github,
   Home,
   Menu,
   MessageCircleHeart,
@@ -165,6 +166,15 @@ const Sidebar = ({ onToggle, activePath = '/' }: SidebarProps) => {
     { icon: VenetianMask, label: '日漫', href: '/douban?type=tv&tag=日本动画' },
   ];
 
+  const { siteName } = useSite();
+  if (siteName !== 'MoonTV') {
+    menuItems.push({
+      icon: Github,
+      label: 'MoonTV',
+      href: 'https://github.com/senshinya/MoonTV',
+    });
+  }
+
   return (
     <SidebarContext.Provider value={contextValue}>
       {/* 在移动端隐藏侧边栏 */}