chore: cleanup

replace unused functions in makefile with new ones
remove unused cassandra related files
create k8s directory
use no base image for prod stage in dockerfile and use vendor to make builds faster
update gitignore and dockerignore

fix: changes for use with client

fix: deployment issues

feat: create logs service with batch upload logs and get logs with filters endpoints

feat: create application service based off of api keys service

feat: create api keys service

feat: restructure project to use protobufs instead of json

feat: move from postgres to cassandra

feat: jwt auth and api keys