Developers must provide `universalLink` if you want register WeChat via fluwx, otherwise, ignore.
> NOTE:Although we can register WXApi via Fluwx,but there's still some work you have to do on the particular platform.For example, add URLSchema or universal link for iOS.
for detail, please read the official documents
> NOTE:Although we can register WXApi via Fluwx,but there's still some work you have to do on the particular platform.For example, add *URLSchema, LSApplicationQueriesSchemes or universal link* for iOS.