Add web-dashboard with shadcn/ui setup

apps/web-dashboard/src/app/page.tsx

@@ -0,0 +1,27 @@
+import { Button } from "@/components/ui/button";
+import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/components/ui/card";
+
+export default function Home() {
+  return (
+    <div className="flex flex-col flex-1 items-center justify-center bg-zinc-50 font-sans dark:bg-black p-8">
+      <main className="flex flex-1 w-full max-w-3xl flex-col items-center justify-center gap-8">
+        <Card className="w-full max-w-md">
+          <CardHeader>
+            <CardTitle className="text-center">Telecom Dashboard</CardTitle>
+            <CardDescription className="text-center">
+              Sovereign Telecom-as-a-Service Platform
+            </CardDescription>
+          </CardHeader>
+          <CardContent className="flex flex-col gap-4">
+            <Button className="w-full">Get Started</Button>
+            <Button variant="outline" className="w-full">View Documentation</Button>
+          </CardContent>
+        </Card>
+        
+        <div className="text-center text-sm text-zinc-600 dark:text-zinc-400">
+          <p>Powered by Next.js and shadcn/ui</p>
+        </div>
+      </main>
+    </div>
+  );
+}