refactor(skill): 重构大招CD配置体系，统一档位管理

1. 新增大招CD档位配置ULT_CDS/ULT_CD_MAP，与普攻档位分离
2. 为职业默认值添加大招CD档配置，支持按职业类型适配
3. 改造技能编辑器与英雄向导，支持选择大招CD档位
4. 批量更新现有英雄数据与配置文件，统一使用档位化CD配置
5. 补充文档说明，规范大招CD配置规则

put/web/src/components/HeroWizard.vue

@@ -69,8 +69,13 @@
             <el-option v-for="uuid in ultSkillOptions" :key="uuid" :label="`${uuid} ${skillName(uuid)}`" :value="uuid" />
           </el-select>
         </el-form-item>
+        <el-form-item label="大招CD档">
+          <el-select v-model="form.ultCd">
+            <el-option v-for="s in ULT_CDS" :key="s.key" :label="s.label" :value="s.key" />
+          </el-select>
+        </el-form-item>
       </div>
-      <div class="muted" style="font-size: 11px">普攻自动按攻速档生成 cd/cdExpr + lv2 档（ap120）；大招自动 cd:8 + lv8/lv16 档</div>
+      <div class="muted" style="font-size: 11px">普攻自动按攻速档生成 cd/cdExpr + lv2 档（ap120）；大招自动按CD档生成 cd/cdExpr + lv8/lv16 档</div>
     </div>
 
     <div class="panel">
@@ -115,7 +120,7 @@
 <script setup>
 import { ref, computed } from 'vue'
 import {
-  HERO_ROLES, H_TYPES, ATK_SPEEDS, ATK_SPEED_MAP,
+  HERO_ROLES, H_TYPES, ATK_SPEEDS, ATK_SPEED_MAP, ULT_CDS, ULT_CD_MAP,
   ROLE_DEFAULTS, TRIGGER_GROUPS,
   ROLE_ATK_SKILL, ROLE_ULT_SKILL, SUPPORT_ULT,
   defaultHero,
@@ -141,6 +146,7 @@ function emptyForm() {
     rarity: 4,
     typeKey: 'Melee',
     atkSpeed: 'Normal',
+    ultCd: 'Normal',
     statBase: { hp: 0, ap: 0, def: 0 },
     path: '',
     atkUuid: null,
@@ -166,11 +172,12 @@ function presetTriggerLabel(p) {
 
 function onRoleChange(roleKey) {
   form.value.roleKey = roleKey
-  // 职业默认值：形态/攻速/稀有度/三维偏移（用户可微调）
+  // 职业默认值：形态/攻速/大招CD档/稀有度/三维偏移（用户可微调）
   const d = ROLE_DEFAULTS[roleKey]
   if (d) {
     form.value.typeKey = d.typeKey
     form.value.atkSpeed = d.atkSpeed
+    form.value.ultCd = d.ultCd || 'Normal'
     form.value.rarity = d.rarity
     form.value.statBase = { ...d.statBase }
   }
@@ -209,12 +216,13 @@ function confirm() {
     desc: '',
     lv_entries: [{ lv: 2, s_lv: 2, overrides: { ap: 120 }, desc: '' }],
   }
-  // 大招：cd:8 + lv8/lv16 档（对齐 addUltSkill 惯例）
+  // 大招：cd/cdExpr 按大招CD档生成；lv8/lv16 档（对齐 addUltSkill 惯例）
+  const ultCdConf = ULT_CD_MAP[f.ultCd] || ULT_CD_MAP.Normal
   hero.skills[1] = {
     uuid: f.ultUuid,
     name: '',
-    cd: 8,
-    cdExpr: null,
+    cd: ultCdConf.cd,
+    cdExpr: ultCdConf.cdExpr,
     overrides: {},
     desc: '',
     lv_entries: [

put/web/src/components/SkillEditor.vue

@@ -12,9 +12,9 @@
       <el-form-item label="显示名">
         <el-input v-model="skill.name" placeholder="对外展示名（可选）" />
       </el-form-item>
-      <el-form-item label="攻速档位">
-        <el-select v-model="cdSpeedKey" @change="onSpeedChange">
-          <el-option v-for="s in ATK_SPEEDS" :key="s.key" :label="s.label" :value="s.key" />
+      <el-form-item :label="isUlt ? '大招CD档位' : '攻速档位'">
+        <el-select v-model="cdTierKey" @change="onTierChange">
+          <el-option v-for="s in (isUlt ? ULT_CDS : ATK_SPEEDS)" :key="s.key" :label="s.label" :value="s.key" />
         </el-select>
       </el-form-item>
       <el-form-item label="CD(秒)">
@@ -64,7 +64,7 @@
 
 <script setup>
 import { computed } from 'vue'
-import { ATK_SPEEDS } from '../constants'
+import { ATK_SPEEDS, ATK_SPEED_MAP, ULT_CDS, ULT_CD_MAP } from '../constants'
 import OverrideEditor from './OverrideEditor.vue'
 
 const props = defineProps({
@@ -89,27 +89,24 @@ if (props.basicLv2) {
   }
 }
 
-const cdSpeedKey = refFromCd(props.skill)
-
-function refFromCd(skill) {
-  // 简单映射回攻速档
-  return computed({
-    get() {
-      const found = ATK_SPEEDS.find((s) => Math.abs(cdOf(s.key) - skill.cd) < 0.001)
-      return found?.key || 'Normal'
-    },
-    set() {},
-  })
+// 档位配置：大招（isUlt）走 UltCdSet 档（6~10s），普攻走 AtkSpeedSet 档（0.75~1.5s），两档数值不重叠可按 cd 反查
+function tierConf(key) {
+  return (props.isUlt ? ULT_CD_MAP : ATK_SPEED_MAP)[key]
 }
 
-function cdOf(key) {
-  const map = { VeryFast: 0.75, Fast: 0.9, Normal: 1.05, Slow: 1.2, VerySlow: 1.5 }
-  return map[key] ?? 1.05
-}
+const cdTierKey = computed({
+  get() {
+    const list = props.isUlt ? ULT_CDS : ATK_SPEEDS
+    const found = list.find((s) => Math.abs(tierConf(s.key).cd - props.skill.cd) < 0.001)
+    return found?.key || 'Normal'
+  },
+  set() {},
+})
 
-function onSpeedChange(key) {
-  props.skill.cd = cdOf(key)
-  props.skill.cdExpr = `AtkSpeedSet[AtkSpeedLv.${key}].cd`
+function onTierChange(key) {
+  const conf = tierConf(key)
+  props.skill.cd = conf.cd
+  props.skill.cdExpr = conf.cdExpr
 }
 function onCdManual() {
   props.skill.cdExpr = null