Split dangerous commands into cleanup commands for each module they belong to

src/Nadeko.Bot.Modules.Gambling/Gambling/Waifus/db/WaifuItem.cs

@@ -0,0 +1,10 @@
+#nullable disable
+namespace NadekoBot.Services.Database.Models;
+
+public class WaifuItem : DbEntity
+{
+    public WaifuInfo WaifuInfo { get; set; }
+    public int? WaifuInfoId { get; set; }
+    public string ItemEmoji { get; set; }
+    public string Name { get; set; }
+}