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/shared/response/response.go

@@ -16,8 +16,8 @@ type Response[T any] struct {
 // Any 用于 Swagger 文档的响应类型（非泛型）
 // swag 不支持泛型，使用此类型替代 Response[T]
 type Any struct {
-	ErrorMsg string      `json:"error_msg" example:""`
-	Data     interface{} `json:"data"`
+	ErrorMsg string `json:"error_msg" example:""`
+	Data     any    `json:"data"`
 }
 
 // APIError 统一的 API 业务错误类型，可被全局错误处理中间件捕获