feat: 更新饲料和面板逻辑，添加香蕉饲料，重构UI组件和状态管理

scripts/Statemachine/UIState.gd

@@ -6,12 +6,29 @@ class_name UIState
 
 static var player: EntityBase = null
 static var bossbar: EntityStateBar
+static var currentPanel: FullscreenPanelBase = null
+static var panels: Control
 
 func _ready():
 	bossbar = $"%bossbar"
+	panels = $"%panels"
 func _process(_delta):
 	bossbar.visible = !!bossbar.entity
 func _physics_process(_delta):
 	if is_instance_valid(player):
 		baseball.count = player.inventory[ItemStore.ItemType.BASEBALL]
 		basketball.count = player.inventory[ItemStore.ItemType.BASKETBALL]
+	if currentPanel:
+		WorldManager.rootNode.process_mode = Node.PROCESS_MODE_DISABLED
+	else:
+		WorldManager.rootNode.process_mode = Node.PROCESS_MODE_INHERIT
+
+static func setPanel(targetName: String = ""):
+	currentPanel = null
+	for panel in panels.get_children():
+		if panel is FullscreenPanelBase:
+			if panel.name == targetName:
+				currentPanel = panel
+				panel.showPanel()
+			else:
+				panel.hidePanel()