feat(技能): 将技能卡释放逻辑移至独立组件并添加UI显示

- 新增 MissSkillsComp 组件，用于管理场景中释放的技能卡
- 将技能卡释放监听从 MissionHeroComp 移至 MissSkillsComp
- 新增 SkillBoxComp 组件，负责单个技能卡的表现和触发逻辑
- 在 role_controller.prefab 中添加 miss_skill_node 节点引用
- 技能卡现在会在场景中显示图标和剩余回合信息
- 支持即时技能和持续多回合技能的不同触发机制

assets/script/game/map/MissionHeroComp.ts

@@ -49,34 +49,16 @@ export class MissionHeroCompComp extends CCComp {
         this.on(GameEvent.MissionEnd,this.clear_heros,this)
         /** 全局消息监听 */
         oops.message.on(GameEvent.CallHero,this.call_hero,this)
-        oops.message.on(GameEvent.UseSkillCard,this.onUseSkillCard,this)
     }
 
     onDestroy(){
         /** 清理监听，避免节点销毁后仍响应消息 */
         oops.message.off(GameEvent.CallHero,this.call_hero,this)
-        oops.message.off(GameEvent.UseSkillCard,this.onUseSkillCard,this)
         oops.message.off(GameEvent.FightReady,this.fight_ready,this)
         oops.message.off(GameEvent.Zhaohuan,this.zhao_huan,this)
         oops.message.off(GameEvent.MissionEnd,this.clear_heros,this)
     }
 
-    /** 响应卡牌释放技能 */
-    private onUseSkillCard(event: string, args: any) {
-        const payload = args ?? event;
-        const uuid = Number(payload?.uuid ?? 0);
-        const card_lv = Math.max(1, Math.floor(Number(payload?.card_lv ?? 1)));
-        if (!uuid) return;
-        
-        // 分发给 SCastSystem 处理（使用特定的坐标 x=-340, y=30）
-        oops.message.dispatchEvent(GameEvent.TriggerSkill, {
-            s_uuid: uuid,
-            isCardSkill: true,
-            card_lv: card_lv,
-            targetPos: v3(-340, 30, 0)
-        });
-    }
-
     start() {
         // this.test_call()
     }