优化项目结构

server/mnt/mnt.go

@@ -2,12 +2,12 @@ package mnt
 
 import (
 	"context"
-	"encoding/hex"
 	"log/slog"
 
 	"github.com/google/gopacket"
 	"github.com/google/gopacket/pcap"
 	"github.com/pkg/errors"
+	"golang.org/x/text/encoding/simplifiedchinese"
 )
 
 func Start(ctx context.Context, errCh chan error) {
@@ -15,9 +15,12 @@ func Start(ctx context.Context, errCh chan error) {
 	// 打开一个网络接口
 	device, err := pcap.OpenLive("WLAN", 1600, true, pcap.BlockForever)
 	if err != nil {
-		b, er := hex.DecodeString("\\xbb")
-		slog.Debug("b", b, er)
-		errCh <- errors.Wrap(err, "打开网络接口失败")
+		gbk := simplifiedchinese.GBK.NewDecoder()
+		errMsg, err := gbk.String(err.Error())
+		if err != nil {
+			errMsg = err.Error()
+		}
+		errCh <- errors.Wrap(err, "打开网络接口失败, "+errMsg)
 		return
 	}
 	defer device.Close()