feat: add public tenant packages listing and sort order

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

@@ -15,6 +15,14 @@ public interface IIdentityUserRepository
     /// <returns>后台用户或 null。</returns>
     Task<IdentityUser?> FindByAccountAsync(string account, CancellationToken cancellationToken = default);
 
+    /// <summary>
+    /// 判断账号是否存在。
+    /// </summary>
+    /// <param name="account">账号。</param>
+    /// <param name="cancellationToken">取消标记。</param>
+    /// <returns>存在返回 true。</returns>
+    Task<bool> ExistsByAccountAsync(string account, CancellationToken cancellationToken = default);
+
     /// <summary>
     /// 根据 ID 获取后台用户。
     /// </summary>
@@ -40,4 +48,19 @@ public interface IIdentityUserRepository
     /// <param name="cancellationToken">取消标记。</param>
     /// <returns>后台用户列表。</returns>
     Task<IReadOnlyList<IdentityUser>> GetByIdsAsync(long tenantId, IEnumerable<long> userIds, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 新增后台用户。
+    /// </summary>
+    /// <param name="user">后台用户实体。</param>
+    /// <param name="cancellationToken">取消标记。</param>
+    /// <returns>异步操作任务。</returns>
+    Task AddAsync(IdentityUser user, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 持久化仓储变更。
+    /// </summary>
+    /// <param name="cancellationToken">取消标记。</param>
+    /// <returns>异步操作任务。</returns>
+    Task SaveChangesAsync(CancellationToken cancellationToken = default);
 }