Fix AuthContext issue after refactoring

src/client/context/AuthContext.tsx

@@ -7,6 +7,7 @@ const API_URL = getBaseUrl();
 export interface AuthContextType {
     appUser: AppUser | null;
     isLoading: boolean;
+    isSignedIn: boolean;
     error: string | null;
     token: string | null;
     login: (token: string, user: AppUser) => void;
@@ -99,6 +100,7 @@ export const AuthProvider: React.FC<{ children: React.ReactNode }> = ({ children
             value={{
                 appUser,
                 isLoading,
+                isSignedIn: !!appUser,
                 error,
                 token,
                 login,

src/client/context/useAuth.ts

@@ -1,10 +1 @@
-import { useContext } from 'react';
-import { AuthContext } from './AuthContextType';
-
-export const useAuth = () => {
-    const context = useContext(AuthContext);
-    if (!context) {
-        throw new Error('useAuth must be used within an AuthProvider');
-    }
-    return context;
-};
+export { useAuth } from './AuthContext';