change log format

recovery.go

@@ -0,0 +1,24 @@
+package main
+
+import (
+	"errors"
+	"log"
+	"net/http"
+	"net/http/httputil"
+
+	"github.com/gin-gonic/gin"
+)
+
+func ServeHTTP(proxy *httputil.ReverseProxy, w gin.ResponseWriter, r *http.Request) (errReturn error) {
+
+	// recovery
+	defer func() {
+		if err := recover(); err != nil {
+			log.Println("[serve.panic]: ", err)
+			errReturn = errors.New("[serve.panic]: Panic recover in reverse proxy serve HTTP")
+		}
+	}()
+
+	proxy.ServeHTTP(w, r)
+	return nil
+}