Extensive work on animations and partially functional level keys, new UI gears but needs rounding error correction. Particle preloader added.

scripts/particle_preloader.gd

@@ -0,0 +1,11 @@
+extends Node3D
+
+signal finished()
+
+func _ready() -> void:
+	for child in get_children():
+		child.restart()
+		
+	await get_tree().create_timer(.1).timeout
+	finished.emit()
+	queue_free()