Properly put a Codec for LightsOutUpgrade

Author: RealMangorage

neoforge-main/src/main/java/dev/compactmods/machines/room/upgrade/RoomUpgrades.java

@@ -33,7 +33,7 @@ public interface RoomUpgrades {
               .build());
 
   DeferredHolder<RoomUpgradeType<?>, RoomUpgradeType<LightsOutUpgrade>> LIGHTS_OUT_UPGRADE = ROOM_UPGRADE_DEFINITIONS
-          .register("lights_out", () -> RoomUpgradeType.builder(LightsOutUpgrade::new, MapCodec.unit(LightsOutUpgrade::new))
+          .register("lights_out", () -> RoomUpgradeType.builder(LightsOutUpgrade::new, LightsOutUpgrade.CODEC)
                   .requiredFeatures(CMFeatureFlags.ROOM_UPGRADES)
                   .itemPredicate(stack -> stack.is(Items.REDSTONE_LAMP) || stack.is(Items.COPPER_BULB))
                   .build());

neoforge-main/src/main/java/dev/compactmods/machines/room/upgrade/example/LightsOutUpgrade.java

@@ -1,5 +1,6 @@
 package dev.compactmods.machines.room.upgrade.example;
 
+import com.mojang.serialization.MapCodec;
 import dev.compactmods.machines.api.CompactMachines;
 import dev.compactmods.machines.api.dimension.CompactDimension;
 import dev.compactmods.machines.api.room.RoomInstance;
@@ -24,6 +25,8 @@
 import java.util.stream.Stream;
 
 public class LightsOutUpgrade implements RoomUpgrade {
+    public static final MapCodec<LightsOutUpgrade> CODEC = MapCodec.unit(LightsOutUpgrade::new);
+
     @Override
     public RoomUpgradeType<?> getType() {
         return RoomUpgrades.LIGHTS_OUT_UPGRADE.get();