fix(rendering): complete character visual regression fixes

project/skill_test.gd

@@ -319,7 +319,11 @@ func _run() -> void:
 	fc.quickslots = [{"pos": 2, "type": 2, "ref": 16}, {"pos": 3, "type": 1, "ref": 9},
 			{"pos": 4, "type": 3, "ref": 11}]
 	qb2.setup(fc, st, ui, func() -> Node: return pl)   # setup 里自动 restore_from_server
+	_ck(qb2._root.size == Vector2(400, 56) and qb2._root.z_index > 0,
+			"quickbar has a real bottom-anchor extent and stays above legacy HUD")
 	_ck(qb2._state[2].kind == "skill" and int(qb2._state[2].id) == 16, "quickslot 恢复：格2=技能16")
+	_ck(qb2._slots[2].icon.texture != null and qb2._slots[2].icon.visible,
+			"server-restored skill slot renders its icon")
 	_ck(qb2._state[3].kind == "item" and int(qb2._state[3].id) == 9, "quickslot 恢复：格3=道具9")
 	_ck(qb2._state[4].kind == "emote" and int(qb2._state[4].id) == 11, "quickslot 恢复：格4=表情11")
 	qb2.activate(4)