refactor(config): 统一初始金币配置并调整刷新时机

1. 将分散的初始金币常量迁移到FightSet枚举中，删除冗余的CardInitCoins
2. 调整刷新费用UI更新时机，确保驻场技能效果正确生效

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

@@ -112,8 +112,6 @@ export const CardsUpSet: Record<number, number> = {
     5: 250,
 }
 
-/**初始coin数     */
-export const CardInitCoins = 4
 /** 卡池升级每波减免金额 */
 export const CARD_POOL_UPGRADE_DISCOUNT_PER_WAVE = 10
 /** 卡池默认初始等级 */

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

@@ -44,6 +44,7 @@ export enum FightSet {
     PUNCTURE_DOWN = 50,
     REFRESH_COST = 2,
     BASE_COST = 5,
+    INIT_COIN = 7, // 初始金币数
     // 刷新成本
     /** 卡池等级上限（对应 CardLV 最大值） */
     MAX_CARD_POOL_LEVEL = 5,

assets/script/game/map/MissionCardComp.ts

@@ -505,6 +505,10 @@ export class MissionCardComp extends CCComp {
         if (!smc.finish_guides.includes(3)) {
             oops.gui.open(UIID.Guide3);
         }
+
+        // 驻场技能可能影响刷新费用（如"刷新优惠"），延迟到下一帧刷新费用 UI
+        // 确保 MissSkillsComp 已创建 SkillBoxComp 并注册驻场效果
+        this.scheduleOnce(() => this.updateCoinAndCostUI(), 0);
     }
 
     /** 解除按钮监听，避免节点销毁后回调泄漏 */

assets/script/game/map/MissionComp.ts

@@ -45,7 +45,6 @@ import { mLogger } from "../common/Logger";
 import { Monster } from "../hero/Mon";
 import { Skill } from "../skill/Skill";
 import { Tooltip } from "../skill/Tooltip";
-import { CardInitCoins } from "../common/config/CardSet";
 import { Timer } from "db://oops-framework/core/common/timer/Timer";
 import { FieldSkillType } from "../common/config/SkillSet";
 import { FieldSkillHelper } from "../hero/FieldSkillHelper";
@@ -734,7 +733,7 @@ export class MissionComp extends CCComp {
         // 重置所有的战局得分数据，防止上一局的数据污染
         smc.resetScores();
 
-        smc.vmdata.mission_data.coin = Math.max(0, Math.floor(CardInitCoins));
+        smc.vmdata.mission_data.coin = Math.max(0, Math.floor(FightSet.INIT_COIN));
         // 【评分系统 - 效率分】记录初始获得的金币收入
         smc.vmdata.scores.gold_earned += smc.vmdata.mission_data.coin;
     }