add: authContext implementado

frontend/src/context/AuthContext.js

@@ -0,0 +1,7 @@
+import { createContext, useContext } from 'react';
+
+export const AuthContext = createContext();
+
+export const useAuth = () => {
+  return useContext(AuthContext);
+};

frontend/src/context/AuthProvider.jsx

@@ -0,0 +1,32 @@
+import { useState } from 'react';
+import { AuthContext } from './AuthContext';
+
+export const AuthProvider = ({ children }) => {
+  const [user, setUser] = useState(() => {
+    const storedUser = localStorage.getItem('user');
+    return storedUser ? JSON.parse(storedUser) : null;
+  });
+
+  const login = (userData, token) => {
+    setUser(userData);
+    localStorage.setItem('user', JSON.stringify(userData));
+    localStorage.setItem('token', token);
+  };
+
+  const logout = () => {
+    setUser(null);
+    localStorage.removeItem('user');
+    localStorage.removeItem('token');
+  };
+
+  return (
+    <AuthContext.Provider value={{ 
+      user, 
+      isAuthenticated: !!user, 
+      login, 
+      logout 
+    }}>
+      {children}
+    </AuthContext.Provider>
+  );
+};

frontend/src/main.jsx

@@ -2,9 +2,12 @@ import { StrictMode } from 'react'
 import { createRoot } from 'react-dom/client'
 import './index.css'
 import App from './App.jsx'
+import { AuthProvider } from './context/AuthProvider.jsx' 
 
 createRoot(document.getElementById('root')).render(
   <StrictMode>
-    <App />
+    <AuthProvider>
+      <App />
+    </AuthProvider>
   </StrictMode>,
 )