fix by cargo

src/music.rs

@@ -1,8 +1,6 @@
 use crate::message::Message;
 use crate::utils::string_to_polygon;
-use crate::{polygon_draw::*, utils::string_to_color};
-use iced::widget::shader::wgpu::util::RenderEncoder;
-use kira::Frame;
+use crate::polygon_draw::*;
 use serde::{Deserialize, Serialize};
 
 use kira::{AudioManager, sound::static_sound::StaticSoundData};
@@ -11,13 +9,12 @@ use iced::Vector;
 use iced::event::Status;
 use iced::mouse::Cursor;
 use iced::widget::canvas::{Event, Geometry};
-use iced::{Size, mouse, padding};
+use iced::{Size, mouse};
 
 use iced::widget::canvas;
 use iced::widget::canvas::Stroke;
 use iced::widget::canvas::Style;
 use iced::{Color, Rectangle, Renderer, Theme};
-use std::env::current_dir;
 use std::f32::consts::PI;
 use std::mem::swap;
 use std::time::Duration;