Store sessions in ETS and check session tokens from a web service

If available in Hex, the package can be installed by adding session_server to your list of dependencies in mix.exs:

def deps do
  [
    {:session_server, "~> 0.1.0"}
  ]
end

Documentation can be generated with ExDoc and published on HexDocs. Once published, the docs can be found at https://hexdocs.pm/session_server.