{"success":true,"message":"TUS Study App Backend API","version":"1.0.0","environment":"production","timestamp":"2026-07-16T13:36:25.303Z","endpoints":{"health":"/api/health","questions":"/api/v1/questions","categories":"/api/v1/categories","sessions":"/api/v1/sessions","analytics":"/api/v1/analytics","flashcards":"/api/v1/flashcards","infographics":"/api/v1/infographics"}}