modernize 37→5（-32）：interface{}→any、内置 max/min、slices/maps 辅助、strings.Cut/SplitSeq、strings.Builder（修复 mail.go O(n²) 拼接）。逐 hunk 核对语义等价；omitzero 冲突修复被自动跳过（wire 格式不变）；手动清 4 处遗留 sort import + 2 处 QF1012。

Result: {"status":"keep","total_issues":74,"golint_canonicalheader":8,"golint_errname":1,"golint_errorlint":12,"golint_forcetypeassert":3,"golint_gosec":0,"golint_intrange":3,"golint_modernize":5,"golint_nilnil":3,"golint_perfsprint":18,"golint_prealloc":3,"golint_recvcheck":7,"golint_usestdlibvars":3,"golint_wastedassign":7,"golint_total":73,"eslint_problems":1,"eslint_errors":0,"eslint_warnings":1,"tsc_errors":0,"measure_s":38}

internal/apps/admin/user/routers.go

@@ -7,6 +7,7 @@ package user
 import (
 	"errors"
 	"net/http"
+	"slices"
 	"strconv"
 	"time"
 
@@ -93,17 +94,13 @@ func abortUserLogicError(c *gin.Context, err error, notFoundMsg string, forbidde
 		return true
 	}
 	msg := err.Error()
-	for _, m := range badRequestMsgs {
-		if msg == m {
-			response.AbortBadRequest(c, msg)
-			return true
-		}
+	if slices.Contains(badRequestMsgs, msg) {
+		response.AbortBadRequest(c, msg)
+		return true
 	}
-	for _, m := range forbiddenMsgs {
-		if msg == m {
-			response.AbortForbidden(c, msg)
-			return true
-		}
+	if slices.Contains(forbiddenMsgs, msg) {
+		response.AbortForbidden(c, msg)
+		return true
 	}
 	logger.ErrorF(c.Request.Context(), "Admin user error: %v", err)
 	response.AbortInternal(c, "内部服务器错误")