fix: align mechanical dynamic port validation

app/main.py

@@ -1089,7 +1089,7 @@ def build_reactflow_system_xml(project: ReactFlowProjectPayload) -> bytes:
                 "modelVersion": node.data.modelVersion or "",
             },
         )
-        for port_definition in component_spec.ports:
+        for port_definition in component_spec.active_ports(parameter_values):
             port_key = (node.id, port_definition.name)
             if port_key in port_index:
                 raise ValueError(