chore: upgrade to react 19

src/components/profile/editor-viewer.tsx

@@ -97,7 +97,7 @@ export const EditorViewer = <T extends Language>(props: Props<T>) => {
     onClose,
   } = props;
 
-  const editorRef = useRef<monaco.editor.IStandaloneCodeEditor>();
+  const editorRef = useRef<monaco.editor.IStandaloneCodeEditor>(undefined);
   const prevData = useRef<string | undefined>("");
   const currData = useRef<string | undefined>("");
 

src/components/profile/file-input.tsx

@@ -12,7 +12,7 @@ export const FileInput = (props: Props) => {
 
   const { t } = useTranslation();
   // file input
-  const inputRef = useRef<any>();
+  const inputRef = useRef<any>(undefined);
   const [loading, setLoading] = useState(false);
   const [fileName, setFileName] = useState("");
 

src/components/proxy/proxy-groups.tsx

@@ -117,7 +117,7 @@ const LetterItem = memo(
       top: 0,
       right: 0,
     });
-    const hoverTimeoutRef = useRef<ReturnType<typeof setTimeout>>();
+    const hoverTimeoutRef = useRef<ReturnType<typeof setTimeout>>(undefined);
 
     const updateTooltipPosition = useCallback(() => {
       if (!letterRef.current) return;

src/components/setting/mods/guard-state.tsx

@@ -29,13 +29,13 @@ export function GuardState<T>(props: Props<T>) {
   const lockRef = useRef(false);
   const saveRef = useRef(value);
   const lastRef = useRef(0);
-  const timeRef = useRef<any>();
+  const timeRef = useRef<any>(undefined);
 
   if (!isValidElement(children)) {
     return children as any;
   }
 
-  const childProps = { ...children.props };
+  const childProps = { ...(children.props as Record<string, any>) };
 
   childProps[valueProps] = value;
   childProps[onChangeProps] = async (...args: any[]) => {