REPL

ufLang REPL handles line editing and autocompletion

Command	Shortcut	Description
:quit	:q	Exit the REPL
:debug on	:d on	Enable debug mode
:debug off	:d off	Disable debug mode
:clear	:c	clear the terminal
:load <file>	:l <file>	Load and execute a file
:dump-history	:dh	Show the history of commands
:dump-env	:de	Dump the environment
:reset	:r	Reset the REPL state
:help	:h	Show the help message