dev: Removed some unused code, no functional change

src/NadekoBot/_common/ImageUrls.cs

@@ -8,12 +8,11 @@ namespace NadekoBot.Common;
 public partial class ImageUrls : ICloneable<ImageUrls> 
 {
     [Comment("DO NOT CHANGE")]
-    public int Version { get; set; } = 4;
+    public int Version { get; set; } = 5;
 
     public CoinData Coins { get; set; }
     public Uri[] Currency { get; set; }
     public Uri[] Dice { get; set; }
-    public RategirlData Rategirl { get; set; }
     public XpData Xp { get; set; }
 
     public SlotData Slots { get; set; }
@@ -30,12 +29,6 @@ public partial class ImageUrls : ICloneable<ImageUrls>
         public Uri[] Tails { get; set; }
     }
 
-    public class RategirlData
-    {
-        public Uri Matrix { get; set; }
-        public Uri Dot { get; set; }
-    }
-
     public class XpData
     {
         public Uri Bg { get; set; }

src/NadekoBot/_common/Services/Impl/IImageCache.cs

@@ -6,8 +6,6 @@ public interface IImageCache
     Task<byte[]?> GetTailsImageAsync();
     Task<byte[]?> GetCurrencyImageAsync();
     Task<byte[]?> GetXpBackgroundImageAsync();
-    Task<byte[]?> GetRategirlBgAsync();
-    Task<byte[]?> GetRategirlDotAsync();
     Task<byte[]?> GetDiceAsync(int num);
     Task<byte[]?> GetSlotEmojiAsync(int number);
     Task<byte[]?> GetSlotBgAsync();

src/NadekoBot/_common/Services/Impl/ImagesConfig.cs

@@ -15,5 +15,17 @@ public sealed class ImagesConfig : ConfigServiceBase<ImageUrls>
     public ImagesConfig(IConfigSeria serializer, IPubSub pubSub)
         : base(PATH, serializer, pubSub, _changeKey)
     {
+        Migrate();
+    }
+
+    private void Migrate()
+    {
+        if (data.Version < 5)
+        {
+            ModifyConfig(c =>
+            {
+                c.Version = 5;
+            });
+        }
     }
 }