feat: add public tenant packages listing and sort order

src/Domain/TakeoutSaaS.Domain/Tenants/Repositories/ITenantRepository.cs

@@ -52,6 +52,14 @@ public interface ITenantRepository
     /// <returns>存在返回 true，否则 false。</returns>
     Task<bool> ExistsByCodeAsync(string code, CancellationToken cancellationToken = default);
 
+    /// <summary>
+    /// 判断联系人手机号是否存在。
+    /// </summary>
+    /// <param name="phone">联系人手机号。</param>
+    /// <param name="cancellationToken">取消标记。</param>
+    /// <returns>存在返回 true，否则 false。</returns>
+    Task<bool> ExistsByContactPhoneAsync(string phone, CancellationToken cancellationToken = default);
+
     /// <summary>
     /// 获取实名资料。
     /// </summary>