Actuator endpoints let you monitor and interact with your application. Since Endpoints may contain sensitive information, most of them are exposed to only JMX.. To enable them via web, set following in application.properties:
management.endpoints.web.exposure.include=configprops,beans
List of endpoints can be found from section "2. Endpoints":
https://docs.spring.io/spring-boot/docs/current/reference/html/production-ready-features.html