struct Empty; impl cone::App for Empty { fn draw(&self, _: &mut cone::Frame) {} fn update(&mut self, _: &cone::Update) {} } fn main() -> cone::Result<()> { let app = Empty; cone::run(cone::Config { title: "Empty", width: 80, height: 50, font: include_bytes!("Alloy_curses_12x12.png"), }, app) }