WIP meta pack system

platforms/mixin-lifecycle/src/main/java/com/dfsek/terra/lifecycle/util/BiomeUtil.java

@@ -35,6 +35,12 @@ public final class BiomeUtil {
             pack.getCheckedRegistry(Biome.class)
                 .forEach((id, biome) -> registerBiome(biome, pack, id, biomeRegistry));
         });
+        CommonPlatform.get().getMetaConfigRegistry().forEach(metaPack -> { // Register all Terra biomes.
+            metaPack.packs().forEach((k, pack) -> {
+                pack.getCheckedRegistry(Biome.class)
+                    .forEach((id, biome) -> registerBiome(biome, pack, id, biomeRegistry));
+            });
+        });
         logger.info("Terra biomes registered.");
     }