Create src/app/dashboard/layout.tsx

src/app/dashboard/layout.tsx

@@ -0,0 +1,76 @@
+"use client";
+
+import Link from "next/link";
+import { useAuth } from "@/lib/auth-context";
+import { useRouter } from "next/navigation";
+import { useEffect } from "react";
+import { LayoutGrid, FileText, Zap, Settings, LogOut, Loader2, Terminal } from "lucide-react";
+
+export default function DashboardLayout({ children }: { children: React.ReactNode }) {
+  const { user, loading, logout } = useAuth();
+  const router = useRouter();
+
+  // Protect Route
+  useEffect(() => {
+    if (!loading && !user) router.push("/auth/signup");
+  }, [user, loading, router]);
+
+  if (loading) {
+    return (
+      <div className="h-screen bg-[#050505] flex items-center justify-center">
+        <Loader2 className="w-5 h-5 text-amber-500 animate-spin" />
+      </div>
+    );
+  }
+
+  return (
+    <div className="flex h-screen bg-[#050505] text-white font-sans overflow-hidden">
+      {/* Console Sidebar */}
+      <aside className="w-64 border-r border-white/10 flex flex-col bg-[#0A0A0A]">
+        <div className="p-6 border-b border-white/10">
+          <Link href="/" className="font-mono text-xs text-amber-500 tracking-[0.2em] uppercase flex items-center gap-2">
+            <Terminal className="w-3 h-3" />
+            Defrag // OS
+          </Link>
+        </div>
+        
+        <nav className="flex-1 p-4 space-y-1">
+          {[
+            { name: "Overview", icon: LayoutGrid, href: "/dashboard" },
+            { name: "Blueprints", icon: FileText, href: "/dashboard/blueprints" },
+            { name: "API Keys", icon: Zap, href: "/dashboard/keys" },
+            { name: "Settings", icon: Settings, href: "/dashboard/settings" },
+          ].map((item) => (
+            <Link 
+              key={item.name} 
+              href={item.href}
+              className="flex items-center gap-3 px-4 py-3 text-xs text-white/60 hover:text-white hover:bg-white/5 border-l-2 border-transparent hover:border-amber-500 transition-all font-mono uppercase tracking-wide rounded-r-md"
+            >
+              <item.icon className="w-4 h-4" />
+              {item.name}
+            </Link>
+          ))}
+        </nav>
+
+        <div className="p-4 border-t border-white/10">
+          <button 
+            onClick={() => logout()}
+            className="flex items-center gap-3 w-full px-4 py-3 text-xs text-red-400/60 hover:text-red-400 hover:bg-red-900/10 transition-all font-mono uppercase tracking-wide rounded-md"
+          >
+            <LogOut className="w-4 h-4" /> Terminate
+          </button>
+        </div>
+      </aside>
+
+      {/* Main Viewport */}
+      <main className="flex-1 overflow-y-auto bg-[#050505] relative">
+        {/* Background Grid */}
+        <div className="absolute inset-0 bg-[linear-gradient(rgba(255,255,255,0.02)_1px,transparent_1px),linear-gradient(90deg,rgba(255,255,255,0.02)_1px,transparent_1px)] bg-[size:32px_32px] pointer-events-none" />
+        
+        <div className="p-8 relative z-10 max-w-6xl mx-auto">
+            {children}
+        </div>
+      </main>
+    </div>
+  );
+}