diff --git a/pkg/mining/circuit_breaker.go b/pkg/mining/circuit_breaker.go
index c8c2798..d729869 100644
--- a/pkg/mining/circuit_breaker.go
+++ b/pkg/mining/circuit_breaker.go
@@ -49,7 +49,8 @@ func DefaultCircuitBreakerConfig() CircuitBreakerConfig {
 	}
 }
 
-// CircuitBreaker implements the circuit breaker pattern
+// cb := NewCircuitBreaker("github-api", DefaultCircuitBreakerConfig())
+// result, err := cb.Execute(func() (interface{}, error) { return fetchStats(ctx) })
 type CircuitBreaker struct {
 	name           string
 	config         CircuitBreakerConfig