Ensure user sessions persist correctly and securely across the platform

Implements CORS and updates AuthContext to manage user authentication via cookie-based sessions.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 8fac8604-8776-4090-bf16-1e3d01acb719
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/9777c70b-fc38-4831-8d6b-78dfffe041b0/e43769e0-ea3b-4deb-b53a-a84e46de587b.jpg

client/src/context/AuthContext.tsx

@@ -27,10 +27,21 @@ export function AuthProvider({ children }: { children: React.ReactNode }) {
 
   const checkAuthStatus = async () => {
     try {
-      const currentUser = await authService.getCurrentUser();
-      setUser(currentUser);
+      const response = await fetch('/api/auth/me', {
+        credentials: 'include',
+        headers: {
+          'Content-Type': 'application/json',
+        },
+      });
+      
+      if (response.ok) {
+        const data = await response.json();
+        setUser(data.user);
+      } else {
+        setUser(null);
+      }
     } catch (error) {
-      // User not authenticated
+      console.warn('Auth check failed:', error);
       setUser(null);
     } finally {
       setIsLoading(false);