I forgot why I did it the other way lol (revert)

src/core/image.rs

@@ -7,7 +7,7 @@ pub struct Image {
 }
 
 impl<Ctx> Widget<Ctx> for Image {
-    fn draw(&self, mut painter: Painter<Ctx>) {
+    fn draw(&self, painter: &mut Painter<Ctx>) {
         if let Some(handle) = &self.handle {
             painter.draw_texture(handle);
         } else {