新增: AI工单处理工作台 v1.0

- Go Gin 后端 (19个源文件): 认证、工单CRUD、GLM AI分析、状态流转、备注、操作日志
- Arco Design Vue 前端: 登录、工单列表/详情/创建、AI分析触发与确认
- MySQL 5表: ticket_user/ticket_info/ticket_ai_analysis/ticket_operation_log/ticket_note
- 部署: tk.1216.top HTTPS, Nginx反代

backend/internal/model/user.go

@@ -0,0 +1,19 @@
+package model
+
+import "time"
+
+type TicketUser struct {
+	Userid     int       `gorm:"primaryKey;autoIncrement" json:"userid"`
+	Username   string    `gorm:"size:64" json:"username"`
+	Account    string    `gorm:"size:64;uniqueIndex" json:"account"`
+	Password   string    `gorm:"size:64" json:"-"`
+	Role       int16     `gorm:"default:20" json:"role"`
+	Team       string    `gorm:"size:32" json:"team"`
+	Status     int16     `gorm:"default:1" json:"status"`
+	Createtime time.Time `json:"createtime"`
+	Updatetime time.Time `json:"updatetime"`
+}
+
+func (TicketUser) TableName() string {
+	return "ticket_user"
+}