feat: default to FilterMethod::Nearest on small image

helps make pixelart sharp without the need to change it yourself

src/main.rs

@@ -164,6 +164,9 @@ impl State {
                 image.width(),
                 image.height(),
             ));
+            if image.dimensions() < (100, 100) {
+                self.image_filter = widget::image::FilterMethod::Nearest;
+            }
             self.image = Some(image);
             self.allocate_image()
         })