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/admin/updater/routers.go

@@ -9,6 +9,7 @@ import (
 	"time"
 
 	"github.com/Rain-kl/Wavelet/pkg/logger"
+	"github.com/Rain-kl/Wavelet/pkg/util"
 	"github.com/gin-gonic/gin"
 
 	"github.com/Rain-kl/Wavelet/internal/shared/response"
@@ -58,11 +59,11 @@ func ApplyUpdate(c *gin.Context) {
 	logger.InfoF(c.Request.Context(), "[Updater] upgrade prepared; restarting with %s", stagedBinary)
 	c.JSON(http.StatusOK, response.OKNil())
 
-	go func() {
+	util.Go(func() {
 		time.Sleep(time.Second)
 		if err := replaceAndRestart(executable, stagedBinary); err != nil {
 			defaultManager.finishUpgrade()
 			logger.ErrorF(context.Background(), "[Updater] replace and restart failed: %v", err)
 		}
-	}()
+	})
 }