feat(技能): 新增触发技能机制并调整死亡特效颜色

- 在 GameEvent 枚举中添加 TriggerSkill 事件用于技能触发
- 为 Hero 和 Monster 实体添加召唤入场时的 call 技能触发
- 在 HeroAtkSystem 中实现死亡时的 dead 技能触发
- 扩展 SCastSystem 支持强制触发技能（忽略CD和动画前摇）
- 将死亡技能特效颜色从灰色调整为白色以提升视觉效果

assets/script/game/hero/HeroAtkSystem.ts

@@ -7,7 +7,9 @@ import { HeroAttrsComp } from "./HeroAttrsComp";
 import { HeroViewComp } from "./HeroViewComp";
 import { DamageQueueComp, DamageEvent } from "./DamageQueueComp";
 import { smc } from "../common/SingletonModuleComp";
-
+import { HeroInfo } from "../common/config/heroSet";
+import { oops } from "db://oops-framework/core/Oops";
+import { GameEvent } from "../common/config/GameEvent";
 
 import { mLogger } from "../common/Logger";
 
@@ -250,6 +252,19 @@ export class HeroAtkSystem extends ecs.ComblockSystem  implements ecs.ISystemUpd
         if (!TAttrsComp || TAttrsComp.is_dead) return;
         
         TAttrsComp.is_dead = true;
+
+        // 触发死亡技能
+        const heroInfo = HeroInfo[TAttrsComp.hero_uuid];
+        if (heroInfo && heroInfo.dead) {
+            const view = entity.get(HeroViewComp);
+            if (view) {
+                oops.message.dispatchEvent(GameEvent.TriggerSkill, {
+                    s_uuid: heroInfo.dead,
+                    heroAttrs: TAttrsComp,
+                    heroView: view
+                });
+            }
+        }
         
         // 触发死亡事件
         this.onDeath(entity);