Fix adding module layers

src/model/model.cpp

@@ -56,17 +56,18 @@ float* Model::predict(const float* input) {
 }
 
 void Model::addLayer(const std::string& name, Layers::SequentialLayer* layer) {
-    Module* module = dynamic_cast<Module*>(layer);
+    const Module* module = dynamic_cast<Module*>(layer);
 
     if (module != nullptr) {
-        layers.push_back({name, module});
         for (const auto& moduleLayer : module->getLayers()) {
             layerMap[moduleLayer.first] = moduleLayer.second;
+            layers.push_back({moduleLayer.first, moduleLayer.second});
         }
 
         return;
     }
 
+
     layers.push_back({name, layer});
     layerMap[name] = layer;
 }