refactor(request): 移除旧版请求工具并优化错误处理- 删除了 request-legacy.ts及相关文件

- 更新了所有 API 文件的导入路径
-优化了请求工具的错误处理逻辑
- 移除了冗余的调试信息
- 保留了关键的错误信息

src/coupon/index.tsx

@@ -335,87 +335,6 @@ ${coupon.minPrice ? `最低消费：¥${coupon.minPrice}` : ''}
 
   return (
     <ConfigProvider>
-      {/* 搜索栏和功能入口 */}
-      <View className="bg-white px-4 py-3">
-        <View className="flex items-center justify-between gap-3">
-          <View className="flex-1">
-            <SearchBar
-              placeholder="搜索优惠券"
-              value={searchValue}
-              className={'border'}
-              onChange={setSearchValue}
-              onSearch={handleSearch}
-            />
-          </View>
-          <Button
-            size="small"
-            fill="outline"
-            icon={<Filter />}
-            onClick={() => setShowFilter(true)}
-          >
-            筛选
-          </Button>
-          <Button
-            size="small"
-            fill="outline"
-            icon={<Board />}
-            onClick={() => setShowGuide(true)}
-          >
-            帮助
-          </Button>
-        </View>
-      </View>
-
-      {/* 热门优惠券轮播 */}
-      {hotCoupons.length > 0 && (
-        <View className="bg-white mb-2">
-          <View className="px-4 py-2 text-sm font-medium text-gray-700">🔥 热门推荐</View>
-          <Swiper
-            height={120}
-            autoPlay
-            loop
-            indicator
-            className="px-4 pb-3"
-          >
-            {hotCoupons.map((coupon, index) => (
-              <SwiperItem key={index}>
-                <View
-                  className="bg-gradient-to-r from-red-400 to-pink-500 rounded-lg p-4 text-white mr-4"
-                  onClick={() => handleCouponDetail(coupon)}
-                >
-                  <View className="flex justify-between items-center">
-                    <View>
-                      <View className="text-lg font-bold">
-                        {coupon.type === 10 ? `¥${coupon.reducePrice}` :
-                         coupon.type === 20 ? `${coupon.discount}折` : '免费'}
-                      </View>
-                      <View className="text-sm opacity-90">
-                        {coupon.name}
-                      </View>
-                      {coupon.minPrice && (
-                        <View className="text-xs opacity-80">
-                          满¥{coupon.minPrice}可用
-                        </View>
-                      )}
-                    </View>
-                    <Button
-                      size="small"
-                      className="bg-white text-red-500 border-0"
-                      onClick={(e) => {
-                        e.stopPropagation()
-                        handleReceiveCoupon(coupon)
-                      }}
-                    >
-                      立即领取
-                    </Button>
-                  </View>
-                </View>
-              </SwiperItem>
-            ))}
-          </Swiper>
-        </View>
-      )}
-
       {/* Tab切换 */}
       <View className="bg-white">
         <Tabs value={activeTab} onChange={handleTabChange}>