logger

type Config struct {
	// level defines minimum log level that needs to be logged.
	Level string
	// Discard defines if the logs should be discarded or not. Often dedicated
	// to test environment.
	Discard bool
	// DefaultFields defines the list of static default key-value pair that
	// should appear in the logs.
	DefaultFields map[string]interface{}
	// ContextFields defines the list of dynamic context key-value pair that
	// should appear in the logs.
	ContextFields map[string]interface{}
}