chore: updated requirements file (#18)

* enhancement: removed unused methods

* refactor: added cassandra locally, and restructured codebase, removed user auth management

* chore: code formatted

* docs: update README.md

* chore: updated requirements file

requirements.txt

@@ -17,6 +17,7 @@ dataclasses-json==0.5.14
 distro==1.9.0
 exceptiongroup==1.1.3
 fastapi==0.109.2
+flake8==7.0.0
 frozenlist==1.4.0
 geomet==0.2.1.post1
 google-auth==2.22.0