feat: a2ui interface to enablee the LLM to give structured information

src/app/view/chat.rs

@@ -179,6 +179,9 @@ impl App {
                         if !cards.is_empty() {
                             body = body.push(tool_cards(cards));
                         }
+                        if self.a2ui.surfaces_for_message(message.id).next().is_some() {
+                            body = body.push(self.a2ui_surfaces(message.id));
+                        }
                     }
                     let user = message.user;
                     messages = messages.push(