1addb32 Add logging to authentication module
                                            6d72bae Add application configuration system
                                                                                        563775d Add enhanced input valid
ation
     f9f7c96 Fix password validation security issue
                                                   f9c86ae Add comprehensive test suite
                                                                                       f8bc434 Add utility functions and
 logging
        de79656 Add user dashboard interface
                                            93240db Add user authentication module
                                                                                  414fd33 Initial project setup