{"message":"Welcome to Budgetly API","version":"1.0.0","endpoints":{"health":"/health","auth":{"register":"POST /api/auth/register","login":"POST /api/auth/login","refresh":"POST /api/auth/refresh","logout":"POST /api/auth/logout"},"users":"GET /api/users/me (requires authentication)","transactions":"GET /api/transactions (requires authentication)","categories":"GET /api/categories (requires authentication)","analytics":"GET /api/analytics/spending-by-category (requires authentication)"}}