fix: share not found if unauthenticated

frontend/src/pages/share/[shareId].tsx

@@ -1,6 +1,6 @@
 import { Group } from "@mantine/core";
 import { useModals } from "@mantine/modals";
-import { useRouter } from "next/router";
+import { GetServerSidePropsContext } from "next";
 import { useEffect, useState } from "react";
 import Meta from "../../components/Meta";
 import DownloadAllButton from "../../components/share/DownloadAllButton";
@@ -9,10 +9,14 @@ import showEnterPasswordModal from "../../components/share/showEnterPasswordModa
 import showErrorModal from "../../components/share/showErrorModal";
 import shareService from "../../services/share.service";
 
-const Share = () => {
-  const router = useRouter();
+export function getServerSideProps(context: GetServerSidePropsContext) {
+  return {
+    props: { shareId: context.params!.shareId },
+  };
+}
+
+const Share = ({ shareId }: { shareId: string }) => {
   const modals = useModals();
-  const shareId = router.query.shareId as string;
   const [fileList, setFileList] = useState<any[]>([]);
 
   const getShareToken = async (password?: string) => {