chore: 同步当前开发内容

src/Domain/TakeoutSaaS.Domain/Identity/Repositories/IIdentityUserRepository.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using TakeoutSaaS.Domain.Identity.Entities;
+
+namespace TakeoutSaaS.Domain.Identity.Repositories;
+
+/// <summary>
+/// 后台用户仓储契约。
+/// </summary>
+public interface IIdentityUserRepository
+{
+    /// <summary>
+    /// 根据账号获取后台用户。
+    /// </summary>
+    Task<IdentityUser?> FindByAccountAsync(string account, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 根据 ID 获取后台用户。
+    /// </summary>
+    Task<IdentityUser?> FindByIdAsync(Guid userId, CancellationToken cancellationToken = default);
+}