feat(skill): add timed buff support for skills

1. 新增timed_buff_id配置项到SkillConfig和SkillOverrides接口
2. 实现计时buff逻辑：配置该id时通过buffManager添加限时buff，跳过永久buff逻辑
3. 优化代码格式和空行规范，修复部分代码细节问题

assets/script/game/common/config/SkillSet.ts

@@ -154,6 +154,7 @@ export interface SkillConfig {
     stun?: number,             // 额外击晕概率
     bck?: number,              // 额外击退概率
     buff_type?: Attrs,         // Buff 类型 (单一职责)
+    timed_buff_id?: number,    // 计时性 buff 配置 id（指向 BuffList），存在时走 buffManager 而非永久 add_*
     call_hero?: number,            // 召唤技能召唤英雄id(可选)
     is_accel?: boolean,            // 是否逐渐加速飞行
     info: string,              // 技能描述
@@ -170,6 +171,7 @@ export interface SkillOverrides {
     stun?: number;
     bck?: number;
     buff_type?: Attrs;
+    timed_buff_id?: number;
     call_hero?: number;
     is_accel?: boolean;
 }

assets/script/game/hero/SCastSystem.ts

@@ -14,6 +14,7 @@ import { SkillTriggerType } from "../common/config/heroSet";
 import { SkillTriggerHelper } from "./SkillTriggerHelper";
 import { MissionEconomy } from "../map/MissionEconomy";
 import { MissionHeroComp } from "../map/MissionHeroComp";
+import { buffManager } from "./BuffManager";
 
 /**
  * ==================== 自动施法系统 ====================
@@ -205,9 +206,9 @@ export class SCastSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
      * 3. 选取本帧可施放技能并执行施法
      */
     update(e: ecs.Entity): void {
-        if(!smc.mission.play ) return;
+        if (!smc.mission.play) return;
-        if(smc.mission.pause) return
+        if (smc.mission.pause) return
-        if(!smc.mission.in_fight) return
+        if (!smc.mission.in_fight) return
         const heroAttrs = e.get(HeroAttrsComp);
         const heroView = e.get(HeroViewComp);
         if (!heroAttrs || !heroView || !heroView.node) return;
@@ -231,7 +232,7 @@ export class SCastSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
             heroView.playReady("yellow");
         } else if (triggerType === 'dead') {
             heroView.playOther("dead");
-        }else{
+        } else {
             heroView.playOther('yellow')
         }
 
@@ -273,11 +274,11 @@ export class SCastSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
         const sUp = SkillUpList[s_uuid] ? SkillUpList[s_uuid] : SkillUpList[1001];
         const cNum = Math.min(2, Math.max(0, Math.floor(sUp.num ?? 0)));
         const castTimes = 1 + cNum;
-        let val=""
+        let val = ""
-        if(castTimes >1){
+        if (castTimes > 1) {
-            val = "*"+castTimes.toString
+            val = "*" + castTimes.toString
         }
-        heroView.skill_name(val,s_uuid,triggerType)
+        heroView.skill_name(val, s_uuid, triggerType)
         for (let i = 0; i < castTimes; i++) {
             if (!heroView.node || !heroView.node.isValid) return;
             if (isFriendly) {
@@ -340,7 +341,7 @@ export class SCastSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
         const skillLv = castPlan.skillLv;
         const overrides = castPlan.overrides;
         let config = SkillSet[s_uuid];
-        const sUp = SkillUpList[s_uuid] ? SkillUpList[s_uuid]:SkillUpList[1001];
+        const sUp = SkillUpList[s_uuid] ? SkillUpList[s_uuid] : SkillUpList[1001];
         const cNum = Math.min(2, Math.max(0, Math.floor(sUp.num ?? 0)));
         if (!config) return;
 
@@ -407,7 +408,7 @@ export class SCastSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
      * 创建技能实体（投射物/范围体等）。
      * 仅用于对敌伤害技能的实体化表现与碰撞伤害分发。
      */
-    private createSkillEntity(s_uuid: number, skillLv: number, caster: HeroViewComp,cAttrsComp: HeroAttrsComp, targetPos: Vec3, castIndex: number = 0, overrides?: SkillOverrides) {
+    private createSkillEntity(s_uuid: number, skillLv: number, caster: HeroViewComp, cAttrsComp: HeroAttrsComp, targetPos: Vec3, castIndex: number = 0, overrides?: SkillOverrides) {
         if (!caster.node || !caster.node.isValid) return;
         const parent = caster.node.parent;
         if (!parent) return;
@@ -443,8 +444,8 @@ export class SCastSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
     private applyFriendlySkillEffects(_s_uuid: number, _skillLv: number, config: SkillConfig, _heroView: HeroViewComp, _cAttrsComp: HeroAttrsComp, targets: HeroViewComp[], _targetPos: Vec3 | null, isCardSkill: boolean = false) {
         const kind = config.kind ?? SkillKind.Support;
         const sUp = SkillUpList[_s_uuid] ?? SkillUpList[1001];
-        const sAp =config.ap+sUp.ap*_skillLv;  
+        const sAp = config.ap + sUp.ap * _skillLv;
-        const sHit=config.hit_count+sUp.hit_count*_skillLv;
+        const sHit = config.hit_count + sUp.hit_count * _skillLv;
         const applyTargets = kind === SkillKind.Heal
             ? this.pickHealTargetsByMostMissingHp(targets, sHit)
             : this.pickRandomFriendlyTargets(targets, sHit);
@@ -466,7 +467,7 @@ export class SCastSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
         }
 
         if (kind === SkillKind.Heal && sAp !== 0) {
-            const addHp = Math.floor(sAp*_cAttrsComp.ap/100);
+            const addHp = Math.floor(sAp * _cAttrsComp.ap / 100);
             model.add_hp(addHp);
             target.health(addHp);
             if (_cAttrsComp.fac === FacSet.HERO) {
@@ -485,6 +486,18 @@ export class SCastSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
         }
 
         if (config.buff_type !== undefined) {
+            // 计时性 buff：配置了 timed_buff_id 时走 buffManager 限时路径，
+            // 同一技能不应既永久加成又限时加成，故提前 return 跳过下方永久 add_* 逻辑
+            if (config.timed_buff_id) {
+                buffManager.applyBuff(
+                    target.ent,
+                    config.timed_buff_id,
+                    _cAttrsComp.hero_uuid,
+                    _cAttrsComp.ap
+                );
+                return;
+            }
+
             const baseValue = config.ap;
             let upgradeValue = 0;
 
@@ -496,7 +509,7 @@ export class SCastSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
 
             const totalBuffValue = baseValue + upgradeValue;
 
-            switch (config.buff_type){
+            switch (config.buff_type) {
                 case Attrs.ap:
                     model.add_ap(totalBuffValue);
                     break;