-record(session_store, {
    get_session :: fun((kv_sessions@session:session_id()) -> {ok,
            gleam@option:option(kv_sessions@session:session())} |
        {error, kv_sessions@session:session_error()}),
    save_session :: fun((kv_sessions@session:session()) -> {ok,
            kv_sessions@session:session()} |
        {error, kv_sessions@session:session_error()}),
    delete_session :: fun((kv_sessions@session:session_id()) -> {ok, nil} |
        {error, kv_sessions@session:session_error()})
}).