Re-migrate code

database/database.go

@@ -4,6 +4,7 @@ import (
 	"os"
 	"path/filepath"
 
+	"golang.org/x/crypto/bcrypt"
 	"gorm.io/driver/postgres"
 	"gorm.io/driver/sqlite"
 	"gorm.io/gorm"
@@ -118,4 +119,49 @@ func AutoMigrate() {
 	}
 
 	logger.Info("数据库迁移成功")
+
+	// 创建默认管理员用户
+	seedAdminUser()
+}
+
+// seedAdminUser 创建默认管理员用户
+func seedAdminUser() {
+	var count int64
+	DB.Model(&models.User{}).Count(&count)
+
+	if count > 0 {
+		return
+	}
+
+	// 默认管理员账号
+	adminUsername := "admin"
+	adminPassword := "Beifan@2026"
+	adminName := "管理员"
+	adminEmail := "admin@example.com"
+
+	// 加密密码
+	hashedPassword, err := bcrypt.GenerateFromPassword([]byte(adminPassword), bcrypt.DefaultCost)
+	if err != nil {
+		logger.Warn("管理员密码加密失败", logger.Err(err))
+		return
+	}
+
+	admin := models.User{
+		Username: adminUsername,
+		Password: string(hashedPassword),
+		Name:     adminName,
+		Email:    adminEmail,
+		Role:     "admin",
+	}
+
+	if err := DB.Create(&admin).Error; err != nil {
+		logger.Warn("创建默认管理员用户失败", logger.Err(err))
+		return
+	}
+
+	logger.Info("已创建默认管理员用户",
+		logger.String("username", adminUsername),
+		logger.String("password", adminPassword),
+		logger.String("role", "admin"),
+	)
 }