Jesus sucks

backend/frontend/node_modules/@mui/utils/modern/getReactElementRef/getReactElementRef.js

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+import * as React from 'react';
+
+/**
+ * Returns the ref of a React element handling differences between React 19 and older versions.
+ * It will throw runtime error if the element is not a valid React element.
+ *
+ * @param element React.ReactElement
+ * @returns React.Ref<any> | null
+ */
+export default function getReactElementRef(element) {
+  // 'ref' is passed as prop in React 19, whereas 'ref' is directly attached to children in older versions
+  if (parseInt(React.version, 10) >= 19) {
+    return element?.props?.ref || null;
+  }
+  // @ts-expect-error element.ref is not included in the ReactElement type
+  // https://github.com/DefinitelyTyped/DefinitelyTyped/discussions/70189
+  return element?.ref || null;
+}

backend/frontend/node_modules/@mui/utils/modern/getReactElementRef/index.js

@@ -0,0 +1 @@
+export { default } from './getReactElementRef';