fix: animate Ponder sections using returned links

Author: Innygr

src/main/java/com/innygr/icreateordernetworking/ponder/ModPonderScenes.java

@@ -151,12 +151,14 @@ public static void orbitalMissile(SceneBuilder builder, SceneBuildingUtil util)
         scene.world().setBlock(util.grid().at(2, 3, 2), Blocks.ANVIL.defaultBlockState(), false);
         reveal(scene, util, 1, 1, 2, 1, Direction.DOWN);
         explain(scene, util, "The planned assembly is inverted, with its anchor at Y=250 or higher.", 1, 1, 2);
-        reveal(scene, util, 3, 1, 2, 2, Direction.DOWN);
-        scene.world().moveSection(util.select().position(3, 1, 2), util.vector().of(-1, 1, 0), 12);
+        var engineSection = scene.world().showSection(util.select().position(3, 1, 2), Direction.DOWN);
+        scene.idle(8);
+        scene.world().moveSection(engineSection, util.vector().of(-1, 1, 0), 12);
         scene.idle(14);
         explain(scene, util, "The engine component slides into the central assembly position.", 2, 2, 2);
-        reveal(scene, util, 2, 3, 2, 3, Direction.DOWN);
-        scene.world().moveSection(util.select().position(2, 3, 2), util.vector().of(0, -1, 0), 12);
+        var finalSection = scene.world().showSection(util.select().position(2, 3, 2), Direction.DOWN);
+        scene.idle(8);
+        scene.world().moveSection(finalSection, util.vector().of(0, -1, 0), 12);
         scene.idle(14);
         explain(scene, util, "The final component settles into place. This is a visual assembly animation; live launch, descent physics, and impact integration remain future work.", 2, 2, 2);
         scene.markAsFinished();
@@ -165,9 +167,9 @@ public static void orbitalMissile(SceneBuilder builder, SceneBuildingUtil util)
     /** A moving marker gives every logistics tutorial a visible, timed movement beat. */
     private static void animateCourier(CreateSceneBuilder scene, SceneBuildingUtil util) {
         scene.world().setBlock(util.grid().at(0, 2, 0), Blocks.REDSTONE_BLOCK.defaultBlockState(), false);
-        scene.world().showSection(util.select().position(0, 2, 0), Direction.DOWN);
+        var courierSection = scene.world().showSection(util.select().position(0, 2, 0), Direction.DOWN);
         scene.idle(4);
-        scene.world().moveSection(util.select().position(0, 2, 0), util.vector().of(4, 0, 0), 28);
+        scene.world().moveSection(courierSection, util.vector().of(4, 0, 0), 28);
         scene.idle(30);
     }