fix: model arguments fixed

frontend/src/pages/Dashboard.tsx

@@ -9,7 +9,7 @@ import { ScrollArea } from "@/components/ui/scroll-area";
 import { Table, TableBody, TableCell, TableHead, TableHeader, TableRow } from "@/components/ui/table";
 import { Popover, PopoverContent, PopoverTrigger } from "@/components/ui/popover";
 import { Input } from "@/components/ui/input";
-import { X, Type, AlignLeft, AlignCenter, AlignRight, Bold, Italic, Underline } from "lucide-react";
+import { X, Type, Bold, Italic, Underline } from "lucide-react";
 import { BarChart, Bar, XAxis, YAxis, CartesianGrid, Tooltip, ResponsiveContainer, LineChart, Line } from 'recharts';
 import { VegaChart } from "@/components/VegaChart";
 import 'react-grid-layout/css/styles.css';

frontend/src/pages/Login.tsx

@@ -87,10 +87,8 @@ export function Login() {
           </h1>
           <div className="absolute right-0 bottom-0 translate-y-4">
             <DropdownMenu>
-              <DropdownMenuTrigger asChild>
-                <Button variant="ghost" size="icon" className="h-9 w-9 rounded-full bg-white/50 backdrop-blur-sm shadow-sm border border-zinc-200/50 text-zinc-500 hover:text-zinc-900 hover:bg-white transition-all">
-                  <Languages className="h-4 w-4" />
-                </Button>
+              <DropdownMenuTrigger className="h-9 w-9 rounded-full bg-white/50 backdrop-blur-sm shadow-sm border border-zinc-200/50 text-zinc-500 hover:text-zinc-900 hover:bg-white transition-all inline-flex items-center justify-center">
+                <Languages className="h-4 w-4" />
               </DropdownMenuTrigger>
               <DropdownMenuContent align="end" className="w-32">
                 <DropdownMenuItem onClick={() => i18n.changeLanguage('zh')} className={i18n.language === 'zh' ? 'bg-zinc-100' : ''}>
@@ -186,4 +184,4 @@ export function Login() {
       </div>
     </div>
   );
-}
+}