small fix, don't worry about it

backend/pkg/logger/logger.go

@@ -0,0 +1,21 @@
+package logger
+
+import "go.uber.org/zap"
+
+func New(env string) *zap.Logger {
+	if env == "production" {
+		log, err := zap.NewProduction()
+		if err == nil {
+			return log
+		}
+	}
+
+	config := zap.NewDevelopmentConfig()
+	config.EncoderConfig.TimeKey = "ts"
+	log, err := config.Build()
+	if err != nil {
+		return zap.Must(zap.NewDevelopment())
+	}
+
+	return log
+}