feat: backend core - auth, user, role, permission, device, webhook, monitoring, cache, repository, service, middleware, API handlers

internal/domain/user_role.go

@@ -0,0 +1,16 @@
+package domain
+
+import "time"
+
+// UserRole 用户-角色关联
+type UserRole struct {
+	ID        int64     `gorm:"primaryKey;autoIncrement" json:"id"`
+	UserID    int64     `gorm:"not null;index:idx_user_role;index:idx_user" json:"user_id"`
+	RoleID    int64     `gorm:"not null;index:idx_user_role;index:idx_role" json:"role_id"`
+	CreatedAt time.Time `gorm:"autoCreateTime" json:"created_at"`
+}
+
+// TableName 指定表名
+func (UserRole) TableName() string {
+	return "user_roles"
+}