后台 goroutine panic 防护：新增 pkg/util.Go 共享助手（recover+调用点日志），全仓 22 个裸 go func() 站点统一收口

Result: {"status":"keep","total_issues":8,"eslint_errors":0,"eslint_problems":0,"eslint_warnings":0,"golint_canonicalheader":0,"golint_errname":0,"golint_errorlint":1,"golint_exhaustive":0,"golint_forcetypeassert":0,"golint_gosec":0,"golint_intrange":0,"golint_modernize":3,"golint_nilnil":3,"golint_perfsprint":0,"golint_prealloc":0,"golint_recvcheck":1,"golint_test_testifylint":0,"golint_test_thelper":0,"golint_test_total":0,"golint_test_usetesting":0,"golint_total":8,"golint_usestdlibvars":0,"golint_vetx_total":0,"golint_wastedassign":0,"measure_s":112,"tsc_errors":0,"vitest_failed":0,"vitest_total":126}

internal/apps/agent/agent/runner.go

@@ -18,6 +18,7 @@ import (
 	"github.com/Rain-kl/Wavelet/internal/apps/agent/state"
 	"github.com/Rain-kl/Wavelet/internal/apps/agent/wsclient"
 	edgeheartbeat "github.com/Rain-kl/Wavelet/internal/apps/edge/heartbeat"
+	"github.com/Rain-kl/Wavelet/pkg/util"
 )
 
 // HeartbeatService handles node registration and periodic heartbeat reporting.
@@ -200,12 +201,12 @@ func (r *Runner) startWebSocket(ctx context.Context, nodeID string) (<-chan erro
 		return nil, err
 	}
 	done := make(chan error, 1)
-	go func() {
+	util.Go(func() {
 		defer func() {
 			_ = conn.Close()
 		}()
 		done <- r.runWebSocket(ctx, nodeID, conn)
-	}()
+	})
 	return done, nil
 }
 
@@ -251,7 +252,7 @@ func (r *Runner) runWebSocket(ctx context.Context, nodeID string, conn protocol.
 	childCtx, cancel := context.WithCancel(ctx)
 	defer cancel()
 
-	go func() {
+	util.Go(func() {
 		for {
 			select {
 			case <-childCtx.Done():
@@ -264,7 +265,7 @@ func (r *Runner) runWebSocket(ctx context.Context, nodeID string, conn protocol.
 				}
 			}
 		}
-	}()
+	})
 
 	wsConn, ok := conn.(*wsclient.Connection)
 	if !ok {