[W.I.P] refactor(logger): logger fields changed to map[string]interface{} (#1198)

* support unix daemon socket

* refactor(logger): logger fields changed to map[string]interface{}

* improvement(logger): adding string to Level Parser

* improvement(logger): rename ParseLevel to GetLevel

logger/level.go

@@ -11,3 +11,23 @@ const (
 	PanicLevel
 	FatalLevel
 )
+
+func (l Level) String() string {
+	switch l {
+	case TraceLevel:
+		return "trace"
+	case DebugLevel:
+		return "debug"
+	case InfoLevel:
+		return "info"
+	case WarnLevel:
+		return "warn"
+	case ErrorLevel:
+		return "error"
+	case FatalLevel:
+		return "fatal"
+	case PanicLevel:
+		return "panic"
+	}
+	return ""
+}