在两个独立的Spring启动应用程序之间进行休息调用

I am new to spring boot. I created an app that is able to access a service defined in it using CRUD operations. All tutorials explain the same. Now I have a remote app with which I want to make rest calls. I would like to know as how to make my app recognize the remote endpoint. How to define that app in my yaml or properties file and access its service. Pointing out to some relative tutorial would be very helpful. I am new to spring boot. I created an app that