Desktop: Buffer web messages until connection is initialized (#3082)

Buffer web messages until connection is initialized

desktop/src/cef.rs

@@ -46,6 +46,7 @@ pub(crate) trait CefEventHandler: Clone {
 	/// Scheudule the main event loop to run the cef event loop after the timeout
 	///  [`_cef_browser_process_handler_t::on_schedule_message_pump_work`] for more documentation.
 	fn schedule_cef_message_loop_work(&self, scheduled_time: Instant);
+	fn initialized_web_communication(&self);
 	fn receive_web_message(&self, message: &[u8]);
 }
 
@@ -145,6 +146,10 @@ impl CefEventHandler for CefHandler {
 		let _ = self.event_loop_proxy.send_event(CustomEvent::ScheduleBrowserWork(scheduled_time));
 	}
 
+	fn initialized_web_communication(&self) {
+		let _ = self.event_loop_proxy.send_event(CustomEvent::WebCommunicationInitialized);
+	}
+
 	fn receive_web_message(&self, message: &[u8]) {
 		let Some(desktop_wrapper_message) = deserialize_editor_message(message) else {
 			tracing::error!("Failed to deserialize web message");