{"message":"Welcome to Unizenith Test Prep API","version":"1.0.0","endpoints":["GET /api/docs - Documentation","POST /api/auth/register - User Registration","POST /api/auth/login - User Login","GET /api/auth/me - Get Current User","GET /api/admin/questions - Get Questions (Admin)","POST /api/admin/questions - Create Question (Admin)","GET /api/admin/exam-types - Get Exam Types (Admin)","POST /api/admin/exam-types - Create Exam Type (Admin)","GET /api/admin/test-structures - Get Test Structures (Admin)","POST /api/admin/test-structures - Create Test Structure (Admin)","GET /api/admin/media - Get Media Files (Admin)","POST /api/admin/media/upload - Upload Media File (Admin)","GET /api/admin/directories - Get Directories (Admin)","POST /api/admin/directories - Create Directory (Admin)","GET /api/admin/directories/tree - Get Directory Tree (Admin)"]}