Fastapi Gateway Versions Save

Fix: https://github.com/dotX12/fastapi-gateway/issues/3 Fix: https://github.com/dotX12/fastapi-gateway/pull/4

Black project Added tests Fix async_timeout Up ujson version

Fixes:

• https://github.com/dotX12/fastapi-gateway/pull/2
• https://github.com/dotX12/fastapi-gateway/pull/1