Update to svelte 5

svelte/src/filesystem/filemanager/FileMenu.svelte

@@ -7,10 +7,16 @@ import { bookmark_add, bookmark_del, bookmarks_store, is_bookmark } from "lib/Bo
 import { fs_download, type FSNode } from "lib/FilesystemAPI";
 import { tick } from "svelte";
 
-export let nav: FSNavigator
-export let edit_window: EditWindow
-let dialog: Dialog
-let node: FSNode = null
+let {
+	nav,
+	edit_window
+}: {
+	nav: FSNavigator;
+	edit_window: EditWindow;
+} = $props();
+
+let dialog: Dialog = $state()
+let node: FSNode = $state(null)
 
 export const open = async (n: FSNode, target: EventTarget) => {
 	node = n