A quick QA utility to send and receive events using Ensign.
Make sure you have your .env file setup using the .env.template file.
In one terminal:
$ go run ./cmd/ensonar/ sonar 2>/dev/null
Note: this redirects stderr to /dev/null so that errors aren't printed; you can also direct to a file to find out what is going wrong with the publisher.
In a second terminal:
$ go run ./cmd/ensonar listen