auth fix

k-notes-frontend/src/lib/api.ts

@@ -158,9 +158,7 @@ async function fetchWithAuth(endpoint: string, options: RequestInit = {}) {
                 }
             }
 
-            // Refresh failed — clear tokens and redirect
             clearAllTokens();
-            window.location.href = "/login";
             throw new ApiError(401, "Session expired");
         }