Add support for bonus chest configuration in WorldCreator (#12344)

paper-server/patches/sources/net/minecraft/world/level/GameRules.java.patch

@@ -250,7 +250,7 @@
 +        // Paper start - expose FeatureElement wrapper for GameRules.Type.
 +        // Chosen over simply adding this to the inheritance to avoid reobf issues with spigot...
 +        public net.minecraft.world.flag.FeatureElement asFeatureElement() {
-+            return net.minecraft.world.level.GameRules.Type.this::requiredFeatures;
++            return GameRules.Type.this::requiredFeatures;
 +        }
 +        // Paper end - expose FeatureElement wrapper for GameRules.Type.
      }

paper-server/src/main/java/org/bukkit/craftbukkit/CraftServer.java

@@ -1345,7 +1345,7 @@ public final class CraftServer implements Server {
             registryAccess = levelDataAndDimensions.dimensions().dimensionsRegistryAccess();
         } else {
             LevelSettings levelSettings;
-            WorldOptions worldOptions = new WorldOptions(creator.seed(), creator.generateStructures(), false);
+            WorldOptions worldOptions = new WorldOptions(creator.seed(), creator.generateStructures(), creator.bonusChest());
             WorldDimensions worldDimensions;
 
             DedicatedServerProperties.WorldDimensionData properties = new DedicatedServerProperties.WorldDimensionData(GsonHelper.parse((creator.generatorSettings().isEmpty()) ? "{}" : creator.generatorSettings()), creator.type().name().toLowerCase(Locale.ROOT));

paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java

@@ -1620,6 +1620,11 @@ public class CraftWorld extends CraftRegionAccessor implements World {
         return this.world.serverLevelData.worldGenOptions().generateStructures();
     }
 
+    @Override
+    public boolean hasBonusChest() {
+        return this.world.serverLevelData.worldGenOptions().generateBonusChest();
+    }
+
     @Override
     public boolean isHardcore() {
         return this.world.getLevelData().isHardcore();