Daniel Vilela

This looks amazing!! I second this being added

Why not an interface? Something like: ```go // On the Config HealthCheck HealthChecker // Default func to use in the ParseConfig type HealthChecker interface { ShouldCheckHealth(context.Context) bool CheckHealth(context.Context, *pgx.Conn) error...

@jackc Understandable, then how about making it more granular? Asumming that there could be users who just want, the health check behaviour to be disable all together, having them implement...