shouldBindJson 使用错误

internal/server.go

@@ -107,11 +107,14 @@ func (m *Service) Start() {
 			MinVersion: tls.VersionTLS12,
 		},
 	}
-	trace.StartAgent(trace.Config{
-		Name:    "ppanel",
-		Sampler: 1.0,
-		Batcher: "",
-	})
+	traceCfg := m.svc.Config.Trace
+	if traceCfg.Name == "" {
+		traceCfg.Name = "ppanel"
+	}
+	if traceCfg.Sampler == 0 {
+		traceCfg.Sampler = 1.0
+	}
+	trace.StartAgent(traceCfg)
 	proc.AddShutdownListener(func() {
 		trace.StopAgent()
 	})