ref: eb83423d255d652e4f8fa4ad5e1b1fc1c722f54c
dir: /HelloWorld/hello.b/
implement Hello; include "sys.m"; include "draw.m"; Hello: module { init: fn(nil: ref Draw->Context, nil: list of string); }; init(nil: ref Draw->Context, nil: list of string) { sys := load Sys Sys->PATH; sys->print("Hello World! ☺\n"); exit; }