Use Glowing Obsidian For Background

src/main/java/com/thebrokenrail/twine/mixin/MixinBoatEntityRenderer.java

@@ -21,7 +21,7 @@ import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 @Environment(EnvType.CLIENT)
 @Mixin(BoatEntityRenderer.class)
 public class MixinBoatEntityRenderer {
-    @Inject(at = @At(value = "INVOKE", target = "Lnet/minecraft/client/util/math/MatrixStack;pop()V"), method = "render")
+    @Inject(at = @At(value = "INVOKE", target = "Lnet/minecraft/client/util/math/MatrixStack;pop()V"), method = "render", allow = 1)
     public void render(BoatEntity boatEntity, float f, float g, MatrixStack matrixStack, VertexConsumerProvider vertexConsumerProvider, int i, CallbackInfo info) {
         BlockState blockState = Block.getBlockFromItem(((BoatUtil) boatEntity).getChestItem()).getDefaultState();
         if (blockState.getRenderType() != BlockRenderType.INVISIBLE) {

src/main/resources/data/twine/advancements/root.json

@@ -9,7 +9,7 @@
         "description": {
             "translate": "advancements.twine.root.description"
         },
-        "background": "minecraft:textures/gui/advancements/backgrounds/stone.png",
+        "background": "twine:textures/block/glowing_obsidian.png",
         "show_toast": false,
         "announce_to_chat": false
     },