{ "project": "FTP Server Implementation", "course": "Computer Networks Design", "language": "Python", "features": [ "Multi-threaded server", "User authentication", "File transfer (RETR/GET)", "Directory listing (LIST/DIR)", "Passive mode support", "Error handling" ], "supported_commands": [ "USER", "PASS", "PWD", "CWD", "LIST", "NLST", "RETR", "PASV", "PORT", "TYPE", "SYST", "QUIT" ], "test_users": { "admin": "admin123", "user": "password", "test": "test123", "guest": "guest" } }