diff --git a/social media react.js b/social media react.js
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+++ b/social media react.js	
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+// App.jsx
+import React from "react";
+import { BrowserRouter as Router, Routes, Route } from "react-router-dom";
+import { AuthProvider } from "./context/AuthContext";
+import Navbar from "./components/Navbar";
+import Home from "./pages/Home";
+import Login from "./pages/Login";
+import Register from "./pages/Register";
+import Profile from "./pages/Profile";
+
+const App = () => {
+  return (
+    <AuthProvider>
+      <Router>
+        <Navbar />
+        <Routes>
+          <Route path="/" element={<Home />} />
+          <Route path="/login" element={<Login />} />
+          <Route path="/register" element={<Register />} />
+          <Route path="/profile/:id" element={<Profile />} />
+        </Routes>
+      </Router>
+    </AuthProvider>
+  );
+};
+
+export default App;
+
+// firebase.js
+import { initializeApp } from "firebase/app";
+import { getAuth } from "firebase/auth";
+import { getFirestore } from "firebase/firestore";
+import { getStorage } from "firebase/storage";
+
+const firebaseConfig = {
+  apiKey: "YOUR_API_KEY",
+  authDomain: "YOUR_AUTH_DOMAIN",
+  projectId: "YOUR_PROJECT_ID",
+  storageBucket: "YOUR_STORAGE_BUCKET",
+  messagingSenderId: "YOUR_MESSAGING_SENDER_ID",
+  appId: "YOUR_APP_ID",
+};
+
+const app = initializeApp(firebaseConfig);
+export const auth = getAuth(app);
+export const db = getFirestore(app);
+export const storage = getStorage(app);
+
+// context/AuthContext.jsx
+import React, { createContext, useContext, useEffect, useState } from "react";
+import { onAuthStateChanged } from "firebase/auth";
+import { auth } from "../utils/firebase";
+
+const AuthContext = createContext();
+
+export const AuthProvider = ({ children }) => {
+  const [user, setUser] = useState(null);
+
+  useEffect(() => {
+    const unsubscribe = onAuthStateChanged(auth, (currentUser) => {
+      setUser(currentUser);
+    });
+    return () => unsubscribe();
+  }, []);
+
+  return (
+    <AuthContext.Provider value={{ user }}>
+      {children}
+    </AuthContext.Provider>
+  );
+};
+
+export const useAuth = () => useContext(AuthContext);
+
+// components/Navbar.jsx
+import React from "react";
+import { Link } from "react-router-dom";
+import { useAuth } from "../context/AuthContext";
+
+const Navbar = () => {
+  const { user } = useAuth();
+  return (
+    <nav className="flex justify-between p-4 shadow-md">
+      <Link to="/">Home</Link>
+      <div>
+        {user ? (
+          <Link to={`/profile/${user.uid}`}>Profile</Link>
+        ) : (
+          <>
+            <Link to="/login" className="mr-2">Login</Link>
+            <Link to="/register">Register</Link>
+          </>
+        )}
+      </div>
+    </nav>
+  );
+};
+
+export default Navbar;