feat: 完善淘宝小程序拍照、报告与登录流程

接入本地实时识别和自动三连拍，调整报告裁切、商品跳转、分享标题及居中页眉；完善游客会话、后台渠道隔离、部署脚本与回归测试。

taobao/pages/splash/splash.acss

@@ -404,51 +404,3 @@ page { background: #101823; }
   box-sizing: border-box;
 }
 .toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
-
-/* ═══ 开发版入口(H5 无;保持低调) ═══ */
-.dev-entries {
-  position: absolute;
-  z-index: 3;
-  top: max(10px, env(safe-area-inset-top));
-  left: 12px;
-  display: flex;
-  flex-direction: column;
-  gap: 6px;
-}
-.dev-entry {
-  font-size: 10px;
-  line-height: 1.5;
-  color: rgba(255, 255, 255, .42);
-}
-.diag-panel {
-  position: absolute;
-  z-index: 20;
-  left: 32rpx;
-  right: 32rpx;
-  top: 240rpx;
-  bottom: 160rpx;
-  background: rgba(6, 16, 26, .96);
-  border: 1rpx solid rgba(120, 200, 255, .35);
-  border-radius: 20rpx;
-  padding: 20rpx;
-  display: flex;
-  flex-direction: column;
-  box-sizing: border-box;
-}
-.diag-scroll { flex: 1; min-height: 0; }
-.diag-text {
-  color: #9fd0ff;
-  font-size: 22rpx;
-  line-height: 1.7;
-  white-space: pre-wrap;
-  word-break: break-all;
-}
-.diag-close {
-  margin-top: 16rpx;
-  text-align: center;
-  color: #0b1622;
-  background: #ffd94d;
-  border-radius: 12rpx;
-  padding: 16rpx 0;
-  font-size: 26rpx;
-}