docs: 修复饮食偏好调研计划 :key 表达式违规 - 改方法调用 getChipKey

docs/superpowers/plans/2026-08-30-diet-preferences-redesign.md

@@ -121,6 +121,9 @@ export default {
       })
     },
     // ——— chip 选中态（模板用内联 indexOf，方法供 toggle 用） ———
+    getChipKey: function(prefix, index) {
+      return prefix + '-' + index
+    },
     toggleChip: function(field, value) {
       var idx = this[field].indexOf(value)
       if (idx >= 0) {
@@ -230,7 +233,7 @@ export default {
         <view class="card">
           <text class="card-title">过敏原 *</text>
           <view class="chip-group">
-            <view class="chip" v-for="(item, i) in presetAllergies" :key="'a' + i"
+            <view class="chip" v-for="(item, i) in presetAllergies" :key="getChipKey('a', i)"
               :class="{ 'chip-active': allergies.indexOf(item) >= 0 }"
               @tap="toggleChip('allergies', item)">
               <text>{{ item }}</text>
@@ -249,7 +252,7 @@ export default {
         <view class="card">
           <text class="card-title">绝对忌口 *</text>
           <view class="chip-group">
-            <view class="chip" v-for="(item, i) in presetAvoid" :key="'v' + i"
+            <view class="chip" v-for="(item, i) in presetAvoid" :key="getChipKey('v', i)"
               :class="{ 'chip-active': absoluteAvoid.indexOf(item) >= 0 }"
               @tap="toggleChip('absoluteAvoid', item)">
               <text>{{ item }}</text>
@@ -268,7 +271,7 @@ export default {
         <view class="card">
           <text class="card-title">宗教饮食</text>
           <view class="chip-group">
-            <view class="chip" v-for="(opt, i) in religiousOptions" :key="'r' + i"
+            <view class="chip" v-for="(opt, i) in religiousOptions" :key="getChipKey('r', i)"
               :class="{ 'chip-active': religiousDiet === opt.value }"
               @tap="religiousDiet = opt.value">
               <text>{{ opt.label }}</text>
@@ -339,7 +342,7 @@ git commit -m "feat(diet): 饮食偏好调研 重构为3步引导问卷 - 数据
         <view class="card">
           <text class="card-title">口味偏好</text>
           <view class="chip-group">
-            <view class="chip" v-for="(item, i) in presetFlavor" :key="'f' + i"
+            <view class="chip" v-for="(item, i) in presetFlavor" :key="getChipKey('f', i)"
               :class="{ 'chip-active': flavorPref.indexOf(item) >= 0 }"
               @tap="toggleChip('flavorPref', item)">
               <text>{{ item }}</text>
@@ -359,7 +362,7 @@ git commit -m "feat(diet): 饮食偏好调研 重构为3步引导问卷 - 数据
         <view class="card">
           <text class="card-title">菜系偏好</text>
           <view class="chip-group">
-            <view class="chip" v-for="(item, i) in presetCuisine" :key="'c' + i"
+            <view class="chip" v-for="(item, i) in presetCuisine" :key="getChipKey('c', i)"
               :class="{ 'chip-active': cuisinePref.indexOf(item) >= 0 }"
               @tap="toggleChip('cuisinePref', item)">
               <text>{{ item }}</text>
@@ -379,7 +382,7 @@ git commit -m "feat(diet): 饮食偏好调研 重构为3步引导问卷 - 数据
         <view class="card">
           <text class="card-title">烹饪方式</text>
           <view class="chip-group">
-            <view class="chip" v-for="(item, i) in presetCooking" :key="'k' + i"
+            <view class="chip" v-for="(item, i) in presetCooking" :key="getChipKey('k', i)"
               :class="{ 'chip-active': cookingMethods.indexOf(item) >= 0 }"
               @tap="toggleChip('cookingMethods', item)">
               <text>{{ item }}</text>
@@ -416,7 +419,7 @@ git commit -m "feat(diet): 饮食偏好调研 重构为3步引导问卷 - 数据
         <view class="card">
           <text class="card-title">必吃食物</text>
           <view class="chip-group">
-            <view class="chip" v-for="(item, i) in presetMustEat" :key="'m' + i"
+            <view class="chip" v-for="(item, i) in presetMustEat" :key="getChipKey('m', i)"
               :class="{ 'chip-active': mustEat.indexOf(item) >= 0 }"
               @tap="toggleChip('mustEat', item)">
               <text>{{ item }}</text>
@@ -435,7 +438,7 @@ git commit -m "feat(diet): 饮食偏好调研 重构为3步引导问卷 - 数据
         <view class="card">
           <text class="card-title">健康目标</text>
           <view class="chip-group">
-            <view class="chip" v-for="(item, i) in presetGoals" :key="'g' + i"
+            <view class="chip" v-for="(item, i) in presetGoals" :key="getChipKey('g', i)"
               :class="{ 'chip-active': healthGoals.indexOf(item) >= 0 }"
               @tap="toggleChip('healthGoals', item)">
               <text>{{ item }}</text>