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}

pkg/wsclient/client.go

@@ -16,6 +16,7 @@ import (
 	"sync"
 	"time"
 
+	"github.com/Rain-kl/Wavelet/pkg/util"
 	"golang.org/x/net/websocket"
 )
 
@@ -198,13 +199,13 @@ func (conn *Connection) RunReceiveLoop(ctx context.Context, handler MessageHandl
 	doneChan := make(chan struct{})
 	defer close(doneChan)
 
-	go func() {
+	util.Go(func() {
 		select {
 		case <-ctx.Done():
 			_ = conn.Close()
 		case <-doneChan:
 		}
-	}()
+	})
 
 	if err := handler.OnConnect(ctx); err != nil {
 		handler.OnClose(err)