feat: rust connection implementation

src/ui_session_interface.rs

@@ -705,6 +705,10 @@ pub trait InvokeUiSession: Send + Sync + Clone + 'static + Sized + Default {
     fn clipboard(&self, content: String);
     fn cancel_msgbox(&self, tag: &str);
     fn switch_back(&self, id: &str);
+    fn on_voice_call_start(&self);
+    fn on_voice_call_stop(&self, reason: &str);
+    fn on_voice_call_waiting(&self);
+    fn on_voice_call_incoming(&self);
 }
 
 impl<T: InvokeUiSession> Deref for Session<T> {