chore: add shrederClient exaple

pkg/logger/logger.go

@@ -16,3 +16,25 @@ type Logger interface {
 	Fatal(a ...interface{})
 	Fatalf(format string, a ...interface{})
 }
+
+type EmptyLogger struct {
+}
+
+func NewEmptyLogger() Logger {
+	return &EmptyLogger{}
+}
+
+func (l *EmptyLogger) Info(a ...interface{})                 {}
+func (l *EmptyLogger) Infof(format string, a ...interface{}) {}
+
+func (l *EmptyLogger) Error(a ...interface{})                 {}
+func (l *EmptyLogger) Errorf(format string, a ...interface{}) {}
+
+func (l *EmptyLogger) Debug(a ...interface{})                 {}
+func (l *EmptyLogger) Debugf(format string, a ...interface{}) {}
+
+func (l *EmptyLogger) Warn(a ...interface{})                 {}
+func (l *EmptyLogger) Warnf(format string, a ...interface{}) {}
+
+func (l *EmptyLogger) Fatal(a ...interface{})                 {}
+func (l *EmptyLogger) Fatalf(format string, a ...interface{}) {}