feat: migrate snowflake ids and refresh migrations

src/Domain/TakeoutSaaS.Domain/Stores/Entities/Store.cs

@@ -11,7 +11,7 @@ public sealed class Store : MultiTenantEntityBase
     /// <summary>
     /// 所属商户标识。
     /// </summary>
-    public Guid MerchantId { get; set; }
+    public long MerchantId { get; set; }
 
     /// <summary>
     /// 门店编码，便于扫码及外部对接。