ref: cd8fd72bbb8de47f88390db0f13add61da2c90a1
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; }