feat: implement data fetching logic and skeleton loading states for dashboard and analytics modules

app/(dashboard)/analytics/loading.tsx

@@ -0,0 +1,30 @@
+import { Skeleton } from "@/components/ui/skeleton";
+import { Card, CardContent } from "poyraz-ui/atoms";
+
+export default function AnalyticsLoading() {
+  return (
+    <div className="mx-auto flex max-w-7xl flex-col gap-6">
+      {/* Header */}
+      <div className="flex flex-col gap-4 border-b border-border pb-5 lg:flex-row lg:items-end lg:justify-between">
+        <div className="space-y-2">
+          <Skeleton className="h-4 w-20" />
+          <Skeleton className="h-9 w-72" />
+          <Skeleton className="mt-1 h-4 w-96" />
+        </div>
+        <Skeleton className="h-10 w-[160px]" />
+      </div>
+
+      {/* Charts */}
+      <div className="grid gap-6 lg:grid-cols-2">
+        {Array.from({ length: 2 }).map((_, i) => (
+          <Card key={i}>
+            <CardContent className="p-6">
+              <Skeleton className="mb-6 h-4 w-48" />
+              <Skeleton className="h-[300px] w-full rounded-md" />
+            </CardContent>
+          </Card>
+        ))}
+      </div>
+    </div>
+  );
+}

app/(dashboard)/analytics/page.tsx

@@ -14,20 +14,19 @@ export default async function AnalyticsPage() {
     redirect("/login");
   }
 
-  // 1. Fetch tasks
-  const { data: tasks } = await supabase
-    .from("tasks")
-    .select("*");
-
-  // 2. Fetch projects
-  const { data: projects } = await supabase
-    .from("projects")
-    .select("*");
-
-  // 3. Fetch finances
-  const { data: finances } = await supabase
-    .from("finance_transactions")
-    .select("*");
+  // Fetch all analytics data in parallel with only needed columns
+  const [{ data: tasks }, { data: projects }, { data: finances }] =
+    await Promise.all([
+      supabase
+        .from("tasks")
+        .select("id, status, created_at, due_at"),
+      supabase
+        .from("projects")
+        .select("id, name"),
+      supabase
+        .from("finance_transactions")
+        .select("id, type, amount, transaction_date, project_id"),
+    ]);
 
   const analyticsData = {
     tasks: tasks || [],