other features

src/main/java/carpet/fakes/CoralFeatureInterface.java

@@ -0,0 +1,12 @@
+package carpet.fakes;
+
+import net.minecraft.block.BlockState;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+
+import java.util.Random;
+
+public interface CoralFeatureInterface
+{
+    boolean growSpecific(World worldIn, Random random, BlockPos pos, BlockState blockUnder);
+}

src/main/java/carpet/fakes/WorldInterface.java

@@ -0,0 +1,11 @@
+package carpet.fakes;
+
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.EntityType;
+
+import java.util.Map;
+
+public interface WorldInterface
+{
+    Map<EntityType, Entity> getPrecookedMobs();
+}