Can you explain the purpose and main functions of Spring Boot Actuator?

Spring Boot Actuator is a module of Spring Boot that provides ready-to-use tools for monitoring and managing an application in production.

Main features of the Actuator:

• Metrics: collection and display of application metrics (e.g., memory usage, request count).
• Health: checking the status of the application and its components.
• Information endpoints: providing information about version, configuration, and environment.
• Tracing and auditing: logging and tracking requests.

Actuator simplifies integration with monitoring systems and helps quickly diagnose issues without additional code.