fix: support copying PNG to clipboard on Safari (#3746)

src/utils.ts

@@ -625,3 +625,15 @@ export const getFrame = () => {
     return "iframe";
   }
 };
+
+export const isPromiseLike = (
+  value: any,
+): value is Promise<ResolutionType<typeof value>> => {
+  return (
+    !!value &&
+    typeof value === "object" &&
+    "then" in value &&
+    "catch" in value &&
+    "finally" in value
+  );
+};