fix: run 'pnpm format' update various components and improve layout structure

- Updated demo-preview and preview-group components for better error handling and layout.
- Enhanced drawer and modal components for improved auto-height functionality.
- Refactored layout components including header, footer, sidebar, and tabbar for better responsiveness and usability.
- Adjusted tooltip and help tooltip components for better user guidance.
- Fixed issues in various UI components to ensure consistent styling and functionality across the application.

docs/src/demos/vben-drawer/auto-height/drawer.vue

@@ -32,7 +32,7 @@ function handleUpdate(len: number) {
     <div
       v-for="item in list"
       :key="item"
-      class="even:bg-heavy bg-muted flex-center h-[220px] w-full"
+      class="flex-center h-[220px] w-full bg-muted even:bg-heavy"
     >
       {{ item }}
     </div>

docs/src/demos/vben-modal/auto-height/modal.vue

@@ -32,7 +32,7 @@ function handleUpdate(len: number) {
     <div
       v-for="item in list"
       :key="item"
-      class="even:bg-heavy bg-muted flex-center h-[220px] w-full"
+      class="flex-center h-[220px] w-full bg-muted even:bg-heavy"
     >
       {{ item }}
     </div>