added a bit of zap logging

logger/logger.go

@@ -0,0 +1,26 @@
+package logger
+
+import (
+	"os"
+
+	"go.uber.org/zap"
+	"go.uber.org/zap/zapcore"
+)
+
+var Logger *zap.Logger
+
+func init() {
+	var cfg zap.Config
+	if os.Getenv("DEBUG") == "true" {
+		cfg = zap.NewDevelopmentConfig()
+	} else {
+		cfg = zap.NewProductionConfig()
+	}
+	cfg.EncoderConfig.EncodeTime = zapcore.ISO8601TimeEncoder
+	var err error
+	Logger, err = cfg.Build()
+	if err != nil {
+		panic(err)
+	}
+	defer Logger.Sync() // flushes buffer, if any
+}