Key value store

A simple purely functional key-value store full stack application based on the following libraries:

• fs2
• http4s
• ff4s

Start the application using the following commands:

1. sbt backend/run for the backend.
2. sbt frontend/fastLinkJS and serve the frontend/index.html with the tool of your choice. For example, Live server can be used by executing the shell script frontend/start-dev-server.sh.