Use kiali to build a microservices governance console

[steverao]

In 2.2.10-RC1, we support some microservices governance alibities, such as Label Routing and Authentication. If you don't know, you can refer to relevant examples to discovery them:)
But now, it's hard for users to use them easily. Because we didn't support a console that helps use to observe applications and modify application's configuration. In Istio's ecology, there is an out of the box component called Kiali that can do it. We can use it as a console to provide users with the ability to control microservices governance.
You can view the configuration management capabilities it provides through the following documents and figure:

[123liuziming]

I've deployed a Kiali and Prometheus in Spring Cloud Alibaba's Istio Environment. If you want to get an experience, please see issue #2976 to join the group chat!