feat: single chat export

src/lib/components/layout/Navbar/Menu.svelte

@@ -63,6 +63,13 @@
 		// Revoke the URL to release memory
 		window.URL.revokeObjectURL(url);
 	};
+
+	const downloadJSONExport = async () => {
+		let blob = new Blob([JSON.stringify([chat])], {
+			type: 'application/json'
+		});
+		saveAs(blob, `chat-export-${Date.now()}.json`);
+	};
 </script>
 
 <Dropdown
@@ -164,6 +171,14 @@
 					transition={flyAndScale}
 					sideOffset={8}
 				>
+					<DropdownMenu.Item
+						class="flex gap-2 items-center px-3 py-2 text-sm  cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-md"
+						on:click={() => {
+							downloadJSONExport();
+						}}
+					>
+						<div class="flex items-center line-clamp-1">{$i18n.t('Export chat (.json)')}</div>
+					</DropdownMenu.Item>
 					<DropdownMenu.Item
 						class="flex gap-2 items-center px-3 py-2 text-sm  cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-md"
 						on:click={() => {