Configuration structure for using reactive commons abstraction

The required properties are:

• application_name: "my_app"

Optionally you can change the default values for another property

%{
  reply_exchange: "globalReply",
  direct_exchange: "directMessages",
  events_exchange: "domainEvents",
  connection_props: "amqp://guest:guest@localhost", this value is passed as uri_or_options in https://hexdocs.pm/amqp/AMQP.Connection.html#open/1
  connection_assignation: %{
    ReplyListener: ListenerConn,
    QueryListener: ListenerConn,
    CommandListener: ListenerConn,
    EventListener: ListenerConn,
    NotificationEventListener: ListenerConn,
    MessageExtractor: ListenerConn,
    MessageSender: SenderConn,
    ListenerController: SenderConn,
  },
  topology: %{
    command_sender: false,
    queries_sender: false,
    events_sender: false
  },
  queries_reply: true,
  with_dlq_retry: false,
  retry_delay: 500,
  max_retries: 10,
  prefetch_count: 250,
}