fix: 套装对比去掉标签列，横向对比按可做套装数从少到多排序

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/src/composables/useKitCost.js

@@ -119,7 +119,13 @@ export function useKitCost() {
         costs, // { aroma: 12.3, family: null, home3988: 10.8, full: 9.5 }
       })
     }
-    rows.sort((a, b) => a.name.localeCompare(b.name, 'zh'))
+    // Sort by number of kits that can make the recipe (fewest first), then by name
+    rows.sort((a, b) => {
+      const aCount = Object.values(a.costs).filter(v => v != null).length
+      const bCount = Object.values(b.costs).filter(v => v != null).length
+      if (aCount !== bCount) return aCount - bCount
+      return a.name.localeCompare(b.name, 'zh')
+    })
     return rows
   })
 

frontend/src/views/KitExport.vue

@@ -39,7 +39,6 @@
         <thead>
           <tr>
             <th class="th-name">配方名</th>
-            <th class="th-tags">标签</th>
             <th class="th-cost">套装成本</th>
             <th class="th-cost">原价成本</th>
             <th class="th-price">售价</th>
@@ -49,7 +48,6 @@
         <tbody>
           <tr v-for="r in activeKitData.recipes" :key="r._id">
             <td class="td-name">{{ r.name }}</td>
-            <td class="td-tags">{{ (r.tags || []).join('/') }}</td>
             <td class="td-cost">{{ fmtPrice(r.kitCost) }}</td>
             <td class="td-cost original">{{ fmtPrice(r.originalCost) }}</td>
             <td class="td-price">