chore: polish some components

packages/utils/src/image.ts

@@ -0,0 +1,10 @@
+export function getImageMeta(
+	url: string,
+): Promise<{ width: number; height: number }> {
+	return new Promise((resolve, reject) => {
+		const img = new Image();
+		img.onload = () => resolve(img);
+		img.onerror = () => reject();
+		img.src = url;
+	});
+}