update to svelte 5

src/lib/components/AccountComponent.svelte

@@ -1,7 +1,11 @@
 <script lang="ts">
   import type { Account } from '$lib/mastodon/response';
 
-  export let account: Account;
+  interface Props {
+    account: Account;
+  }
+
+  let { account }: Props = $props();
 </script>
 
 <a href={account.url} target="_blank">{account.display_name} @{account.acct}</a>