Combat UI can now send events to the GUIwhen they click on buttons, and I've got a crappy wood texture for the buttons to test that.

guecs.cpp

@@ -77,10 +77,15 @@ namespace guecs {
             (pos.y >= cell.y && pos.y <= cell.y + cell.h))
         {
           auto& cn = $world.get<CellName>(ent);
-          fmt::println("clicked on entity {} with name {} and event {}",
-              ent, cn.name, clicked.event);
+          clicked.action(ent, cn.name);
         }
       });
     }
   }
+
+  Clickable make_action(DinkyECS::World& target, Events::GUI event) {
+    return {[&, event](auto ent, auto&){
+      target.send<Events::GUI>(event, ent, {});
+    }};
+  }
 }