feat: 添加武器升华系统及相关UI组件

实现武器升华功能，包括：
- 新增SublimateOption类处理升华选项
- 添加SublimateOptionHandler UI组件
- 在武器卡片中集成升华界面
- 重构武器描述生成逻辑
- 新增钻石资源消耗机制
- 优化UI布局和样式
- 修复多处类型引用错误

scripts/Statemachine/SublimateOptionHandler.gd

@@ -0,0 +1,30 @@
+@tool
+extends Control
+class_name SublimateOptionHandler
+
+signal apply()
+
+@onready var nameLabel: Label = $%name
+@onready var applyBtn: Button = $%applyBtn
+@onready var costItemShow: ItemShow = $%costItem
+
+var use: SublimateOption;
+
+func _ready():
+	nameLabel.label_settings = nameLabel.label_settings.duplicate()
+	applyBtn.pressed.connect(
+		func():
+			if UIState.player.useItem({ItemStore.ItemType.DIAMOND: use.cost}):
+				apply.emit()
+			else:
+				UIState.showTip("钻石数量不足！", TipBox.MessageType.ERROR)
+	)
+	rebuildInfo()
+
+func rebuildInfo():
+	if is_instance_valid(use):
+		nameLabel.label_settings.font_color = CategoryStore.qualityColorMap[use.quality]
+		nameLabel.label_settings.outline_color = CategoryStore.qualityColorMap[use.quality]
+		nameLabel.text = use.displayName
+		applyBtn.text = use.description
+		costItemShow.count = use.cost