feat(mock): 添加 savings-2-148b3acd 测试商品到列表首位

- 商品 ID: savings-2-148b3acd
- 商品名称: 测试计划书-智享未来2
- 置于 plan-templates.js 中的配置
- 置于储蓄型产品分类

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

@@ -418,32 +418,32 @@ export async function mockProductListAPI(params) {
   // 🔧 测试商品：第一页第一位固定为储蓄产品（form_sn:savings-product-30b41aae）
   if (page === 0) {
     const testCategory = PRODUCT_CATEGORIES.find(c => parseInt(c.id) === 1)
-    const testProduct = {
-      id: 'savings-product-30b41aae',
-      product_name: '储蓄产品测试（form_sn:savings-product-30b41aae）',
-      cover_image: 'https://picsum.photos/seed/savings-product-30b41aae/400/300',
+    const testProduct1 = {
+      id: 'savings-2-148b3acd',
+      product_name: '测试计划书-智享未来2（form_sn:savings-2-148b3acd）',
+      cover_image: 'https://picsum.photos/seed/savings-2-148b3acd/400/300',
       recommend: 'hot',
-      form_sn: 'savings-product-30b41aae', // ✅ 关键字段：对应真实 API 的 form_sn
+      form_sn: 'savings-2-148b3acd', // ✅ 关键字段：对应真实 API 的 form_sn
       created_time: new Date().toISOString(),
       categories: [testCategory], // ✅ 符合真实 API 结构：categories 是数组
       tags: [{ id: '1', name: '热销', bg_color: '#FEE2E2', text_color: '#DC2626' }],
       // 测试标识（不影响业务逻辑）
       _test: true,
-      _test_note: 'form_sn:savings-product-30b41aae'
+      _test_note: 'form_sn:savings-2-148b3acd'
     }
 
     // 检查分类和关键词过滤
     let shouldInclude = true
-    if (cid && !testProduct.categories.some(c => parseInt(c.id) === parseInt(cid))) {
+    if (cid && !testProduct1.categories.some(c => parseInt(c.id) === parseInt(cid))) {
       shouldInclude = false
     }
-    if (keyword && !testProduct.product_name.includes(keyword)) {
+    if (keyword && !testProduct1.product_name.includes(keyword)) {
       shouldInclude = false
     }
 
     if (shouldInclude) {
-      list.push(testProduct)
-      console.log('[Mock] listAPI - 测试商品已置顶: form_sn=savings-product-30b41aae')
+      list.push(testProduct1)
+      console.log('[Mock] listAPI - 测试商品已置顶: form_sn=savings-2-148b3acd')
     }
   }