add: fastapi and uvicorn reqs

requirements.txt

@@ -0,0 +1,18 @@
+appdirs==1.4.4
+asgiref==3.4.0
+black==21.6b0
+click==8.0.1
+fastapi==0.65.2
+flake8==3.9.2
+h11==0.12.0
+mccabe==0.6.1
+mypy-extensions==0.4.3
+pathspec==0.8.1
+pycodestyle==2.7.0
+pydantic==1.8.2
+pyflakes==2.3.1
+regex==2021.4.4
+starlette==0.14.2
+toml==0.10.2
+typing-extensions==3.10.0.0
+uvicorn==0.14.0