In the context of modern economic theory, discuss the implications of the Lucas

In the context of modern economic theory, discuss the implications of the Lucas critique for the conduct of economic policy. Provide a comprehensive analysis of how this critique challenges traditional Keynesian economic models and the implications it holds for policymakers in designing effective macroeconomic policies. Additionally, elucidate how policymakers can adapt their approaches to mitigate the limitations posed by the Lucas critique while maintaining stability and growth in the economy.