feat: add wolf variants

Author: steveb05

api/src/main/java/me/tofaa/entitylib/meta/mobs/tameable/WolfMeta.java

@@ -1,19 +1,31 @@
 package me.tofaa.entitylib.meta.mobs.tameable;
 
 import com.github.retrooper.packetevents.protocol.entity.data.EntityDataTypes;
+import com.github.retrooper.packetevents.protocol.entity.wolfvariant.WolfVariant;
+import com.github.retrooper.packetevents.protocol.entity.wolfvariant.WolfVariants;
 import me.tofaa.entitylib.extras.DyeColor;
 import me.tofaa.entitylib.meta.Metadata;
 import me.tofaa.entitylib.meta.types.TameableMeta;
+import org.jetbrains.annotations.NotNull;
 
 public class WolfMeta extends TameableMeta {
 
     public static final byte OFFSET = TameableMeta.MAX_OFFSET;
-    public static final byte MAX_OFFSET = OFFSET + 3;
+    public static final byte MAX_OFFSET = OFFSET + 5;
 
     public WolfMeta(int entityId, Metadata metadata) {
         super(entityId, metadata);
     }
 
+    @NotNull
+    public WolfVariant getVariant() {
+        return super.metadata.getIndex(offset(OFFSET, 3), WolfVariants.PALE);
+    }
+
+    public void setVariant(@NotNull WolfVariant value) {
+        super.metadata.setIndex(offset(OFFSET, 3), EntityDataTypes.TYPED_WOLF_VARIANT, value);
+    }
+
     public boolean isBegging() {
         return super.metadata.getIndex(OFFSET, false);
     }