Add bingo:sprite icon type

Resolves #15

Example:
"icon": {
  "type": "bingo:sprite",
  "sprite": "sprite_icon:smiley",
  "fallback": {
    "count": 1,
    "id": "yellow_dye"
  }
}

common/src/main/java/io/github/gaming32/bingo/client/icons/DefaultIconRenderers.java

@@ -14,5 +14,6 @@ public static void setup() {
         IconRenderers.register(GoalIconType.INSTRUMENT_CYCLE, new InstrumentCycleIconRenderer());
         IconRenderers.register(GoalIconType.ITEM, (icon, graphics, x, y) -> graphics.renderFakeItem(icon.item(), x, y));
         IconRenderers.register(GoalIconType.ITEM_TAG_CYCLE, new ItemTagCycleIconRenderer());
+        IconRenderers.register(GoalIconType.SPRITE, new SpriteIconRenderer());
     }
 }

common/src/main/java/io/github/gaming32/bingo/client/icons/SpriteIconRenderer.java

@@ -0,0 +1,13 @@
+package io.github.gaming32.bingo.client.icons;
+
+import io.github.gaming32.bingo.data.icons.SpriteIcon;
+import net.minecraft.client.gui.GuiGraphics;
+import net.minecraft.client.renderer.RenderType;
+
+public class SpriteIconRenderer implements IconRenderer<SpriteIcon> {
+    @Override
+    public void render(SpriteIcon icon, GuiGraphics graphics, int x, int y) {
+        final var sprite = icon.sprite().withPrefix("bingo/icon/");
+        graphics.blitSprite(RenderType::guiTextured, sprite, x, y, 16, 16);
+    }
+}

common/src/main/java/io/github/gaming32/bingo/data/icons/GoalIconType.java

@@ -24,6 +24,7 @@ public interface GoalIconType<I extends GoalIcon> {
     RegistryValue<GoalIconType<InstrumentCycleIcon>> INSTRUMENT_CYCLE = register("instrument_cycle", InstrumentCycleIcon.CODEC, InstrumentCycleIcon.STREAM_CODEC);
     RegistryValue<GoalIconType<ItemIcon>> ITEM = register("item", ItemIcon.CODEC, ItemIcon.STREAM_CODEC);
     RegistryValue<GoalIconType<ItemTagCycleIcon>> ITEM_TAG_CYCLE = register("item_tag_cycle", ItemTagCycleIcon.CODEC, ItemTagCycleIcon.STREAM_CODEC);
+    RegistryValue<GoalIconType<SpriteIcon>> SPRITE = register("sprite", SpriteIcon.CODEC, SpriteIcon.STREAM_CODEC);
 
     MapCodec<I> codec();
 

common/src/main/java/io/github/gaming32/bingo/data/icons/SpriteIcon.java

@@ -0,0 +1,33 @@
+package io.github.gaming32.bingo.data.icons;
+
+import com.mojang.serialization.MapCodec;
+import com.mojang.serialization.codecs.RecordCodecBuilder;
+import io.github.gaming32.bingo.util.BingoCodecs;
+import net.minecraft.network.RegistryFriendlyByteBuf;
+import net.minecraft.network.codec.StreamCodec;
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.world.item.ItemStack;
+
+public record SpriteIcon(ResourceLocation sprite, ItemStack fallback) implements GoalIcon.WithoutContext {
+    public static final MapCodec<SpriteIcon> CODEC = RecordCodecBuilder.mapCodec(
+        instance -> instance.group(
+            ResourceLocation.CODEC.fieldOf("sprite").forGetter(SpriteIcon::sprite),
+            BingoCodecs.LENIENT_ITEM_STACK.fieldOf("fallback").forGetter(SpriteIcon::fallback)
+        ).apply(instance, SpriteIcon::new)
+    );
+    public static final StreamCodec<RegistryFriendlyByteBuf, SpriteIcon> STREAM_CODEC = StreamCodec.composite(
+        ResourceLocation.STREAM_CODEC, SpriteIcon::sprite,
+        ItemStack.STREAM_CODEC, SpriteIcon::fallback,
+        SpriteIcon::new
+    );
+
+    @Override
+    public ItemStack getFallback() {
+        return fallback;
+    }
+
+    @Override
+    public GoalIconType<?> type() {
+        return GoalIconType.SPRITE.get();
+    }
+}