feat: ✨ market

src/player.rs

@@ -5,6 +5,7 @@ use crate::CHARACTER_SPEED;
 #[derive(Debug, Component)]
 pub struct Player {
     pub fish_count: usize,
+    pub money: usize,
 }
 
 impl Player {
@@ -13,7 +14,10 @@ impl Player {
         commands.spawn((
             Sprite::from_image(image),
             Transform::from_xyz(0.0, 0.0, 0.0),
-            Player { fish_count: 0 },
+            Player {
+                fish_count: 0,
+                money: 0,
+            },
         ));
     }