feat: attach folder

src/lib/components/common/FileItem.svelte

@@ -33,6 +33,7 @@
 	import Database from '../icons/Database.svelte';
 	import PageEdit from '../icons/PageEdit.svelte';
 	import ChatBubble from '../icons/ChatBubble.svelte';
+	import Folder from '../icons/Folder.svelte';
 	let showModal = false;
 
 	const decodeString = (str: string) => {
@@ -115,6 +116,8 @@
 						<PageEdit />
 					{:else if type === 'chat'}
 						<ChatBubble />
+					{:else if type === 'folder'}
+						<Folder />
 					{:else}
 						<DocumentPage />
 					{/if}