Update golangci-lint to v2

experimental/libbox/command_urltest.go

@@ -62,10 +62,7 @@ func (s *CommandServer) handleURLTest(conn net.Conn) error {
 				return false
 			}
 			_, isGroup := it.(adapter.OutboundGroup)
-			if isGroup {
-				return false
-			}
-			return true
+			return !isGroup
 		})
 		b, _ := batch.New(serviceNow.ctx, batch.WithConcurrencyNum[any](10))
 		for _, detour := range outbounds {

experimental/v2rayapi/stats.go

@@ -192,7 +192,7 @@ func (s *StatsService) GetSysStats(ctx context.Context, request *SysStatsRequest
 	var rtm runtime.MemStats
 	runtime.ReadMemStats(&rtm)
 	response := &SysStatsResponse{
-		Uptime:       uint32(time.Now().Sub(s.createdAt).Seconds()),
+		Uptime:       uint32(time.Since(s.createdAt).Seconds()),
 		NumGoroutine: uint32(runtime.NumGoroutine()),
 		Alloc:        rtm.Alloc,
 		TotalAlloc:   rtm.TotalAlloc,