{"message":"🎓 Education Simplified API","version":"1.0.0","status":"running","documentation":{"openapi":"http://localhost:3000/openapi","json":"http://localhost:3000/openapi/json","api":"/api/v1"},"credentials":{"admin":{"email":"admin@education.com","password":"admin123"},"teacher":{"email":"john.smith@education.com","password":"teacher123"},"student":{"email":"alice@student.com","password":"student123"}}}