feat: add rustfmt configuration and CI workflow for code formatting

refactor: streamline formatting workflow by removing unused taplo steps and clarifying directory change

refactor: remove unnecessary directory change step in formatting workflow

src/components/home/clash-info-card.tsx

@@ -25,7 +25,7 @@ export const ClashInfoCard = () => {
   // 使用备忘录组件内容，减少重新渲染
   const cardContent = useMemo(() => {
     if (!clashConfig) return null;
-    
+
     return (
       <Stack spacing={1.5}>
         <Stack direction="row" justifyContent="space-between">