优化: 前后端字段对齐、AI分析JSON解析修复、AutoMigrate

- 修复登录参数 username→account
- 修复前后端字段名不匹配 (ticketno/contactname/createtime等)
- 修复AI分析GLM返回markdown包裹和priority类型问题
- 添加AutoMigrate自动建表
- 统一API路由为 /api/auth/ 前缀
- 添加config.example.yaml，.gitignore排除config.yaml

backend/README.md

@@ -0,0 +1,98 @@
+# Ticket Workbench Backend
+
+Go Gin 工单管理系统后端服务。
+
+## 环境要求
+
+- Go 1.24+
+- MySQL 5.7+
+
+## 配置文件
+
+编辑 `config.yaml`:
+
+```yaml
+server:
+  port: 8090
+db:
+  host: 39.99.243.191
+  port: 3306
+  user: root
+  password: Lake@2019
+  dbname: ticket_dev
+glm:
+  api_key: 7f83dc939a60488b8cf48a2ee1c8150e.NY3aOR0qlVS8m37a
+  base_url: https://open.bigmodel.cn/api/paas/v4
+  model: glm-4-flash
+```
+
+## 启动方式
+
+```bash
+# 安装依赖
+go mod tidy
+
+# 运行
+go run .
+
+# 编译
+go build -o ticket-workbench.exe .
+
+# 运行编译后的程序
+./ticket-workbench.exe
+```
+
+## API 接口
+
+### 认证
+
+- `POST /api/login` - 登录
+- `POST /api/logout` - 登出
+- `GET /api/user/info` - 当前用户信息
+
+### 工单
+
+- `GET /api/tickets` - 工单列表
+- `POST /api/tickets` - 创建工单
+- `GET /api/tickets/:id` - 工单详情
+- `PUT /api/tickets/:id` - 更新工单
+- `PUT /api/tickets/:id/status` - 更新状态
+
+### AI 分析
+
+- `POST /api/tickets/:id/analyze` - 触发 AI 分析
+- `GET /api/tickets/:id/analysis` - 获取分析结果
+- `PUT /api/tickets/:id/analysis` - 确认/修改分析结果
+
+### 备注
+
+- `GET /api/tickets/:id/notes` - 获取备注列表
+- `POST /api/tickets/:id/notes` - 添加备注
+
+### 日志
+
+- `GET /api/tickets/:id/logs` - 获取操作日志
+
+## 认证方式
+
+所有 API（除登录/登出外）需要通过 Authorization header 或 jsessionid cookie 携带 token。
+
+```
+Authorization: {token}
+```
+
+## 项目结构
+
+```
+backend/
+├── main.go                 # 入口文件
+├── config.yaml            # 配置文件
+├── go.mod / go.sum        # 依赖管理
+└── internal/
+    ├── config/            # 配置读取
+    ├── model/             # GORM 模型
+    ├── dto/               # 请求/响应 DTO
+    ├── handler/           # Gin handler
+    ├── service/           # 业务逻辑
+    └── middleware/        # 中间件
+```

backend/config.example.yaml

@@ -0,0 +1,12 @@
+server:
+  port: 8091
+db:
+  host: 127.0.0.1
+  port: 3306
+  user: root
+  password: your_password
+  dbname: ticket_dev
+glm:
+  api_key: your_api_key
+  base_url: https://open.bigmodel.cn/api/paas/v4
+  model: glm-4-flash

backend/internal/dto/ticket.go

@@ -30,9 +30,9 @@ type UpdateStatusRequest struct {
 }
 
 type TicketListQuery struct {
-	Status   int16  `form:"status"`
+	Status   *int16 `form:"status"`
 	Category string `form:"category"`
-	Priority int16  `form:"priority"`
+	Priority *int16 `form:"priority"`
 	Keyword  string `form:"keyword"`
 	Page     int    `form:"page"`
 	PageSize int    `form:"pageSize"`

backend/internal/middleware/auth.go

@@ -25,6 +25,7 @@ func Auth(db *gorm.DB) gin.HandlerFunc {
 
 		c.Set("userid", user.Userid)
 		c.Set("username", user.Username)
+		c.Set("account", user.Account)
 		c.Set("role", user.Role)
 		c.Set("team", user.Team)
 		c.Next()

backend/internal/service/auth_service.go

@@ -4,13 +4,17 @@ import (
 	"crypto/md5"
 	"encoding/hex"
 	"fmt"
+	"sync"
 
 	"github.com/casehub/ticket-workbench/internal/model"
 	"github.com/google/uuid"
 	"gorm.io/gorm"
 )
 
-var sessions = make(map[string]*model.TicketUser)
+var (
+	sessions  = make(map[string]*model.TicketUser)
+	sessionMu sync.RWMutex
+)
 
 func MD5Hash(text string) string {
 	hash := md5.Sum([]byte(text))
@@ -32,15 +36,21 @@ func Login(db *gorm.DB, account, password string) (*model.TicketUser, string, er
 	}
 
 	sessionID := uuid.New().String()
+	sessionMu.Lock()
 	sessions[sessionID] = &user
+	sessionMu.Unlock()
 
 	return &user, sessionID, nil
 }
 
 func Logout(sessionID string) {
+	sessionMu.Lock()
 	delete(sessions, sessionID)
+	sessionMu.Unlock()
 }
 
 func GetUserBySession(sessionID string) *model.TicketUser {
+	sessionMu.RLock()
+	defer sessionMu.RUnlock()
 	return sessions[sessionID]
 }

backend/internal/service/ticket_service.go

@@ -14,20 +14,20 @@ type TicketListResult struct {
 	Rows  []model.TicketInfo `json:"rows"`
 }
 
-func ListTickets(db *gorm.DB, status int16, category string, priority int16, keyword string, page, pageSize int) (*TicketListResult, error) {
+func ListTickets(db *gorm.DB, status *int16, category string, priority *int16, keyword string, page, pageSize int) (*TicketListResult, error) {
 	var total int64
 	var tickets []model.TicketInfo
 
 	query := db.Model(&model.TicketInfo{})
 
-	if status >= 0 {
-		query = query.Where("status = ?", status)
+	if status != nil {
+		query = query.Where("status = ?", *status)
 	}
 	if category != "" {
 		query = query.Where("category = ?", category)
 	}
-	if priority >= 0 {
-		query = query.Where("priority = ?", priority)
+	if priority != nil {
+		query = query.Where("priority = ?", *priority)
 	}
 	if keyword != "" {
 		query = query.Where("title LIKE ? OR content LIKE ?", "%"+keyword+"%", "%"+keyword+"%")

backend/main.go

@@ -8,6 +8,7 @@ import (
 	"github.com/casehub/ticket-workbench/internal/config"
 	"github.com/casehub/ticket-workbench/internal/handler"
 	"github.com/casehub/ticket-workbench/internal/middleware"
+	"github.com/casehub/ticket-workbench/internal/model"
 	"github.com/gin-gonic/gin"
 	"gorm.io/driver/mysql"
 	"gorm.io/gorm"
@@ -42,6 +43,16 @@ func main() {
 	sqlDB.SetMaxIdleConns(10)
 	sqlDB.SetMaxOpenConns(100)
 
+	if err := db.AutoMigrate(
+		&model.TicketUser{},
+		&model.TicketInfo{},
+		&model.TicketAiAnalysis{},
+		&model.TicketNote{},
+		&model.TicketOperationLog{},
+	); err != nil {
+		log.Fatalf("Failed to auto migrate: %v", err)
+	}
+
 	gin.SetMode(gin.ReleaseMode)
 	r := gin.Default()