Actuator adds operational endpoints like health checks, metrics, and info (e.g., `/actuator/health`, `/actuator/metrics`). It helps monitoring and debugging, but it can leak sensitive data (env, config, internals), so you should restrict access and expose only what you need.
Expanding on the short answer — what usually matters in practice:
A tiny example (an explanation template):
// Example: discuss trade-offs for "spring-boot-actuator:-what-is-it-and-why-should-"
function explain() {
// Start from the core idea:
// Actuator adds operational endpoints like health checks, metrics, and info (e.g., `/actuato
}