andihaki

fn handle_event(&mut self, event: &Event) -> bool {
    if let Event::Key(key) = event {
        if key.kind == KeyEventKind::Press {
            match key.code {
                KeyCode::Char('q') | KeyCode::Esc => return false,
                KeyCode::Enter => self.calculate_tax(),
                KeyCode::Backspace => {
                    self.input.pop();
                }
                KeyCode::Char(c) => {