Initial commit: Full project structure

- Backend: NestJS with Docker
- Frontend: Next.js with Docker
- Nginx configuration for reverse proxy
- PostgreSQL setup
- Docker compose for orchestration
- Development environment configuration

frontend/src/app/(dashboard)/layout.tsx

@@ -0,0 +1,73 @@
+'use client';
+
+import { useEffect } from 'react';
+import { useRouter } from 'next/navigation';
+import { useAuth } from '@/lib/hooks/useAuth';
+import Sidebar from '@/components/ui/Sidebar';
+import { LogOut } from 'lucide-react';
+
+export default function DashboardLayout({ children }: { children: React.ReactNode }) {
+  const { user, currentOrganization, isAuthReady, logout } = useAuth();
+  const router = useRouter();
+
+  console.log('LAYOUT STATE:', {
+    user,
+    currentOrganization,
+    isAuthReady
+  });
+
+  // ✅ AUTH GUARD (runs once per navigation group)
+  useEffect(() => {
+    if (!isAuthReady) return;
+
+    if (!user) {
+      router.replace('/login');
+      return;
+    }
+
+    if (!currentOrganization) {
+      router.replace('/select-organization');
+      return;
+    }
+  }, [isAuthReady, user, currentOrganization, router]);
+
+  // ✅ LOADING ONLY FOR INITIAL LOAD
+  if (!isAuthReady) {
+    return (
+      <div className="h-screen flex items-center justify-center">
+        Loading app...
+      </div>
+    );
+  }
+
+  if (!user || !currentOrganization) {
+    return (
+      <div className="h-screen flex items-center justify-center">
+        Loading workspace...
+      </div>
+    );
+  }
+
+  return (
+    <div className="flex h-screen bg-[#020d1a] text-white">
+      <Sidebar />
+
+      <div className="flex-1 flex flex-col">
+        <header className="flex justify-between px-6 py-4 border-b border-white/10">
+          <h2>{currentOrganization.name}</h2>
+
+          <div className="flex gap-4">
+            <span>{user.name}</span>
+            <button onClick={logout}>
+              <LogOut />
+            </button>
+          </div>
+        </header>
+
+        <main className="p-6 flex-1 overflow-y-auto">
+          {children} {/* 🔥 THIS CHANGES */}
+        </main>
+      </div>
+    </div>
+  );
+}