feat(hero/skill): add skill level override resolution logic

1. 新增resolveSkillOverrides工具函数实现技能等级分档覆盖逻辑
2. 为所有英雄/怪物技能模块添加运行时overrides分档处理
3. 扩展技能描述系统以展示分档后的技能等级
4. 新增技能分档配置类型定义与注释

assets/script/game/map/CHeroComp.ts

@@ -475,6 +475,7 @@ export class CHeroComp extends CCComp {
     private buildHeroDescSource(hero: typeof HeroInfo[number]): ISkillDescSource {
         return {
             lv: 5,
+            skills: hero.skills,
             call: hero.call,
             dead: hero.dead,
             fstart: hero.fstart,

assets/script/game/map/HeroBoxComp.ts

@@ -214,6 +214,7 @@ export class HeroBoxComp extends CCComp {
 
         const buildSource = (lv: number): ISkillDescSource => ({
             lv: lv,
+            skills: hero.skills,
             call: hero.call,
             dead: hero.dead,
             fstart: hero.fstart,

assets/script/game/map/MissionCardComp.ts

@@ -52,7 +52,7 @@ import { MissSkillsComp } from "./MissSkillsComp";
 import { oops } from "db://oops-framework/core/Oops";
 import { HeroAttrsComp } from "../hero/HeroAttrsComp";
 import { smc } from "../common/SingletonModuleComp";
-import { HeroInfo, HType, resolveTriggerByLv, resolveFieldByLv, resolveReviveByLv, calcGrowBonus } from "../common/config/heroSet";
+import { HeroInfo, HType, resolveTriggerByLv, resolveFieldByLv, resolveReviveByLv, resolveSkillOverrides, calcGrowBonus } from "../common/config/heroSet";
 import { HeroViewComp } from "../hero/HeroViewComp";
 import { FacSet, FightSet } from "../common/config/GameSet";
 import { MissionEconomy } from "./MissionEconomy";
@@ -2273,7 +2273,8 @@ export class MissionCardComp extends CCComp {
         for (const key in hero.skills) {
             const skill = hero.skills[key];
             if (!skill) continue;
-            model.skills[skill.uuid] = { ...skill, lv: Math.min(FightSet.HERO_SKILL_MAX_LV, Math.max(0, skill.lv + nextLv - 2)), ccd: 0 };
+            // 升级后按 nextLv 重新 resolve 分档 overrides（与 Hero.load 对齐）
+            model.skills[skill.uuid] = { ...skill, lv: Math.min(FightSet.HERO_SKILL_MAX_LV, Math.max(0, skill.lv + nextLv - 2)), ccd: 0, overrides: resolveSkillOverrides(skill, nextLv) };
         }
         model.updateSkillDistanceCache();
         model.dirty_hp = true;