fix: 修复技能节点池逻辑并调整UI显示

- 修复技能节点池获取和回收时的有效性检查，避免无效节点
- 修复技能父节点查找逻辑，增加空值检查
- 调整卡牌UI的文本样式和宽度
- 启用SkillView调试日志以便问题排查
- 修复英雄后撤动画逻辑，取消注释
- 更新加载页面资源引用

assets/script/game/skill/Skill.ts

@@ -22,14 +22,18 @@ export class Skill extends ecs.Entity {
     static getFromPool(path: string): Node | null {
         if (this.pools.has(path)) {
             const pool = this.pools.get(path)!;
-            if (pool.size() > 0) {
-                return pool.get();
+            while (pool.size() > 0) {
+                const node = pool.get();
+                if (node && node.isValid) {
+                    return node;
+                }
             }
         }
         return null;
     }
 
     static putToPool(path: string, node: Node) {
+        if (!node || !node.isValid) return;
         if (!this.pools.has(path)) {
             this.pools.set(path, new NodePool());
         }
@@ -72,10 +76,29 @@ export class Skill extends ecs.Entity {
             return;
         }
         const node: Node = Skill.getFromPool(path) || instantiate(prefab);
+        if (!node || !node.isValid) {
+            mLogger.error(this.debugMode, 'Skill', "[Skill] 节点无效:", path);
+            return;
+        }
+
         this.prefabPath = path;
         this.skillNode = node;
-        var scene = smc.map.MapView.scene;
-        node.parent = scene.entityLayer!.node!.getChildByName("SKILL") || parent;
+        
+        let skillParent: Node | null = null;
+        if (smc.map && smc.map.MapView && smc.map.MapView.scene && smc.map.MapView.scene.entityLayer && smc.map.MapView.scene.entityLayer.node) {
+            skillParent = smc.map.MapView.scene.entityLayer.node.getChildByName("SKILL");
+        }
+        if (!skillParent || !skillParent.isValid) {
+            skillParent = parent;
+        }
+        
+        if (!skillParent || !skillParent.isValid) {
+             mLogger.error(this.debugMode, 'Skill', "[Skill] 父节点无效");
+             if(node.isValid) node.destroy();
+             return;
+        }
+
+        node.parent = skillParent;
         // 设置节点属性
         let face=caster.node.scale.x < 0 ? -1 : 1
         node.setScale(v3(node.scale.x*face,node.scale.y,1))