refactor: 修复标签管理功能、优化数据选择项显示、屏蔽开发中功能 (#12)

* refactor: clean up tag management and dataset handling, update API endpoints

* feat: add showTime prop to DevelopmentInProgress component across multiple pages

* refactor: update component styles and improve layout with new utility classes

frontend/src/pages/Layout/MainLayout.tsx

@@ -9,9 +9,9 @@ const MainLayout = () => {
         {/* Sidebar */}
         <Sidebar />
         {/* Main Content */}
-        <div className="flex-1 flex flex-col overflow-auto p-6">
+        <div className="flex-overflow-auto p-6">
           {/* Content Area */}
-          <div className="flex-1 flex flex-col overflow-auto">
+          <div className="flex-overflow-auto">
             <Outlet />
           </div>
         </div>