Implemented Gilded Upgrade Training and Documentation

Trained by directly giving a Piglin a Gold Ingot while wearing a full set of Living Armor.

Author: VT-14

src/main/java/wayoftime/bloodmagic/util/handler/event/GenericHandler.java

@@ -13,6 +13,7 @@
 import net.minecraft.world.entity.LivingEntity;
 import net.minecraft.world.entity.ai.goal.MeleeAttackGoal;
 import net.minecraft.world.entity.ai.goal.target.TargetGoal;
+import net.minecraft.world.entity.monster.piglin.Piglin;
 import net.minecraft.world.entity.player.Player;
 import net.minecraft.world.entity.projectile.Arrow;
 import net.minecraft.world.entity.projectile.ThrowableProjectile;
@@ -1190,4 +1191,16 @@ public static int getChargeTime(ItemStack stack)
 		int i = EnchantmentHelper.getItemEnchantmentLevel(Enchantments.QUICK_CHARGE, stack);
 		return i == 0 ? 25 : 25 - 5 * i;
 	}
+
+	@SubscribeEvent
+	public void onEntityInteract(PlayerInteractEvent.EntityInteract event){
+		if (event.getTarget() instanceof Piglin && event.getItemStack().is(Items.GOLD_INGOT))
+		{
+			Player player = event.getEntity();
+			if (LivingUtil.hasFullSet(player))
+			{
+				LivingUtil.applyNewExperience(player, LivingArmorRegistrar.UPGRADE_GILDED.get(), 1);
+			}
+		}
+	}
 }

src/main/resources/assets/bloodmagic/patchouli_books/guide/en_us/entries/alchemy_array/living_equipment/armor_upgrades/gilded.json

@@ -0,0 +1,15 @@
+{
+  "name": "Gilded",
+  "icon": "minecraft:golden_chestplate",
+  "category": "bloodmagic:alchemy_array/living_equipment/armor_upgrades",
+  "pages": [
+    {
+      "type": "patchouli:text",
+      "text": "Effect: Passivises Piglins as if you were wearing Golden Armor.$(br2)Trained by: Giving a Piglin a $(item)Gold Ingot$(). You must give it to them directly, it cannot be dropped on the ground.$(br2)Maximum level: 1"
+    },
+    {
+      "type": "bloodmagic:living_armour_upgrade_table",
+      "upgrade": "bloodmagic:gilded"
+    }
+  ]
+}