feat: add public tenant packages listing and sort order

src/Infrastructure/TakeoutSaaS.Infrastructure/Migrations/TakeoutAppDbContextModelSnapshot.cs

@@ -6247,6 +6247,12 @@ namespace TakeoutSaaS.Infrastructure.Migrations
                         .HasColumnType("boolean")
                         .HasComment("是否仍可售卖。");
 
+                    b.Property<int>("SortOrder")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer")
+                        .HasDefaultValue(0)
+                        .HasComment("展示排序，数值越小越靠前。");
+
                     b.Property<int?>("MaxAccountCount")
                         .HasColumnType("integer")
                         .HasComment("允许创建的最大账号数。");
@@ -6295,6 +6301,8 @@ namespace TakeoutSaaS.Infrastructure.Migrations
 
                     b.HasKey("Id");
 
+                    b.HasIndex("IsActive", "SortOrder");
+
                     b.ToTable("tenant_packages", null, t =>
                         {
                             t.HasComment("平台提供的租户套餐定义。");