1. `std::string` to `std::wstring` conversion only supports ASCII characters. For non-ASCII characters, we need to use `StringUtil::string_to_wstring` 2. Fix index_tool check_terms_stats_v2 and add field info to print pick from master #36321
1. `std::string` to `std::wstring` conversion only supports ASCII characters. For non-ASCII characters, we need to use `StringUtil::string_to_wstring` 2. Fix index_tool check_terms_stats_v2 and add field info to print pick from master #36321