refactor(skill): 优化特效生命周期管理并添加新动画

- 移除 timedCom 组件中未使用的 cd 和 ap 属性
- 重命名 dead 组件为 oneCom 并重构动画结束销毁逻辑，避免内存泄漏
- 为部分技能添加准备动画（readyAnm）配置
- 新增 uplv 升级动画特效预制体
- 统一特效生成接口，支持基于动画结束或定时销毁两种模式
- 清理 HeroViewComp 中未使用的导入和方法

assets/script/game/skill/oncend.ts

@@ -1,18 +1,29 @@
-import { _decorator, Component, Node ,Animation} from 'cc';
-const { ccclass, property } = _decorator;
+import { _decorator, Component, Animation } from 'cc';
+const { ccclass } = _decorator;
+
+@ccclass('oneCom')
+export class oneCom extends Component {
+    private anim: Animation | null = null;
 
-@ccclass('dead')
-export class dead extends Component {
     start() {
-        let anim = this.node.getComponent(Animation);
-        anim.on(Animation.EventType.FINISHED, this.onAnimationFinished, this);
+        this.anim = this.node.getComponent(Animation);
+        if (!this.anim) {
+            this.node.destroy();
+            return;
+        }
+        this.anim.off(Animation.EventType.FINISHED, this.onAnimationFinished, this);
+        this.anim.on(Animation.EventType.FINISHED, this.onAnimationFinished, this);
     }
-    onAnimationFinished(){
+
+    onDestroy() {
+        if (!this.anim) return;
+        this.anim.off(Animation.EventType.FINISHED, this.onAnimationFinished, this);
+        this.anim = null;
+    }
+
+    onAnimationFinished() {
         this.node.destroy();
     }
-    update(deltaTime: number) {
-        
-    }
 }
 
 

assets/script/game/skill/timedCom.ts

@@ -6,8 +6,6 @@ const { ccclass, property } = _decorator;
 @ccclass('timedCom')
 export class timedCom extends Component {
     time = 0.3;
-    cd: number = 0;
-    ap: number = 0;
 
     start() {