Refactor: Implement Code Splitting

src/components/loading/PageSkeletons.tsx

@@ -0,0 +1,72 @@
+import { Skeleton } from '@/components/ui/skeleton';
+import { Card, CardContent } from '@/components/ui/card';
+
+export const PageLoader = () => (
+  <div className="min-h-screen flex items-center justify-center">
+    <div className="text-center space-y-4">
+      <div className="animate-spin rounded-full h-12 w-12 border-b-2 border-primary mx-auto" />
+      <p className="text-muted-foreground">Loading...</p>
+    </div>
+  </div>
+);
+
+export const ParkDetailSkeleton = () => (
+  <div className="container mx-auto px-4 py-8 space-y-6">
+    <Skeleton className="h-64 w-full rounded-lg" />
+    <Skeleton className="h-10 w-2/3" />
+    <div className="grid grid-cols-2 md:grid-cols-4 gap-4">
+      {[...Array(4)].map((_, i) => (
+        <Skeleton key={i} className="h-20" />
+      ))}
+    </div>
+    <Skeleton className="h-40 w-full" />
+  </div>
+);
+
+export const RideCardGridSkeleton = () => (
+  <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
+    {[...Array(6)].map((_, i) => (
+      <Skeleton key={i} className="h-64 rounded-lg" />
+    ))}
+  </div>
+);
+
+export const AdminFormSkeleton = () => (
+  <div className="space-y-4 p-6">
+    <Skeleton className="h-10 w-full" />
+    <Skeleton className="h-32 w-full" />
+    <Skeleton className="h-10 w-full" />
+    <Skeleton className="h-10 w-24" />
+  </div>
+);
+
+export const EditorSkeleton = () => (
+  <div className="space-y-2">
+    <Skeleton className="h-10 w-full" />
+    <Skeleton className="h-64 w-full" />
+  </div>
+);
+
+export const UploadPlaceholder = () => (
+  <div className="border-2 border-dashed rounded-lg p-8 text-center">
+    <div className="mx-auto h-12 w-12 rounded-full border-2 border-muted-foreground/20 flex items-center justify-center">
+      <Skeleton className="h-6 w-6" />
+    </div>
+    <p className="mt-2 text-sm text-muted-foreground">Loading uploader...</p>
+  </div>
+);
+
+export const DialogSkeleton = () => (
+  <Card>
+    <CardContent className="p-6 space-y-4">
+      <Skeleton className="h-8 w-48" />
+      <Skeleton className="h-10 w-full" />
+      <Skeleton className="h-32 w-full" />
+      <Skeleton className="h-10 w-full" />
+      <div className="flex gap-2 justify-end">
+        <Skeleton className="h-10 w-20" />
+        <Skeleton className="h-10 w-20" />
+      </div>
+    </CardContent>
+  </Card>
+);