手动在vn_trader/run.py中增加GtjaGateway运行后，报错如下：
Traceback (most recent call last):
File "run.py", line 49, in <module>
from vnpy.gateway.gtja import GtjaGateway
File "/home/xxx/miniconda3/lib/python3.7/site-packages/vnpy/gateway/gtja/init.py", line 1, in <module>
from .gtja_gateway import GtjaGateway
File "/home/xxx/miniconda3/lib/python3.7/site-packages/vnpy/gateway/gtja/gtja_gateway.py", line 10, in <module>
from vnpy.api.hft import TdApi
File "/home/xxx/miniconda3/lib/python3.7/site-packages/vnpy/api/hft/init.py", line 1, in <module>
from .vnhfttd import TdApi
ModuleNotFoundError: No module named 'vnpy.api.hft.vnhfttd'

另请问：金证的证券交易接口是在国泰君安统一交易网关接口GtjaGateway中支持的？

国君接口是国泰君安证券的统一接入网关接口，需要以机构身份申请才能获取，不是金证柜台接口。

同时该网关接口没有提供Linux版本。