Unify menu presentation and fix UI regressions

player/player_visual_presenter.gd

@@ -0,0 +1,28 @@
+class_name PlayerVisualPresenter
+extends RefCounted
+
+const PlayerScene: PackedScene = preload("res://player/player.tscn")
+
+
+static func instantiate_visuals() -> Node3D:
+	var source: Player = PlayerScene.instantiate()
+	var visuals := source.get_node("Visuals") as Node3D
+	var presentation := visuals.duplicate(
+		Node.DUPLICATE_SIGNALS
+		| Node.DUPLICATE_GROUPS
+		| Node.DUPLICATE_SCRIPTS
+		| Node.DUPLICATE_USE_INSTANTIATION
+	) as Node3D
+	source.free()
+	presentation.name = "PlayerVisuals"
+	return presentation
+
+
+static func apply_appearance(
+	_visuals: Node3D,
+	snapshot: Dictionary,
+) -> void:
+	# Gameplay and preview deliberately share this presentation seam. Modular
+	# visual parts can be applied here without coupling Profile to Player.
+	if not CharacterCustomizationCatalog.validate_snapshot(snapshot):
+		return