feat: 调整产品缩略图高度为100%，提升产品展示效果

src/views/product/index.vue

@@ -82,7 +82,7 @@ onMounted(() => {
             @click="handleProductClick(product)"
           >
             <!-- 左侧缩略图 -->
-            <div class="relative w-28 h-36 shrink-0 overflow-hidden bg-linear-to-br from-[#f5f5f5] to-[#e8e8e8]">
+            <div class="relative w-28 h-full shrink-0 overflow-hidden bg-linear-to-br from-[#f5f5f5] to-[#e8e8e8]">
               <img v-if="product.coverImage" :src="product.coverImage" :alt="product.name" class="w-full h-full object-cover">
               <!-- <div
                 class="fund-tag absolute top-2 left-2 text-white px-2 py-0.5 rounded-lg text-xs font-semibold shadow-lg"