Run chats independently

src/main.rs

@@ -42,6 +42,7 @@ fn main() -> iced::Result {
                 size: Size::new(1120.0, 720.0),
                 min_size: Some(Size::new(760.0, 480.0)),
                 icon: Some(app_icon()),
+                exit_on_close_request: false,
                 // The title bar is ours: content runs to the top edge and the
                 // native traffic lights float over it.
                 #[cfg(target_os = "macos")]