feat: update UI components and add benchmark analysis feature

- Disable close button in Toaster notifications
- Add padding to TopNav header and UserDropdown username span
- Import vue-sonner CSS for toast notifications
- Update Agents page header with gradient background
- Add benchmark_analyze business type to Profile view
- Replace storage space stat card with redeem code functionality
- Reorder profile statistics cards and update their content

frontend/app/web-gold/src/components/TopNav.vue

@@ -15,7 +15,7 @@ const shouldShowUser = computed(() => {
 
 <template>
   <header
-    class="fixed top-0 left-0 right-0 flex items-center px-6 h-[70px] bg-background/95 backdrop-blur-sm border-b border-border z-50"
+    class="p-1 fixed top-0 left-0 right-0 flex items-center px-6 h-[70px] bg-background/95 backdrop-blur-sm border-b border-border z-50"
   >
     <div class="flex items-center gap-4 flex-1">
       <BrandLogo :size="36" />

frontend/app/web-gold/src/components/UserDropdown.vue

@@ -69,7 +69,7 @@ async function handleLogout() {
       </Avatar>
 
       <!-- 用户名 -->
-      <span class="text-sm font-medium text-foreground truncate">
+      <span class="p-1 text-sm font-medium text-foreground truncate">
         {{ userStore.displayName || '用户' }}
       </span>