example running in Travis

[aoberoi]

Description

it would be great to see steno running in a continuous integration environment like Travis

Requirements (place an x in each of the [ ])

• I've read and understood the Contributing guidelines and have done my best effort to follow them.
• I've read and agree to the Code of Conduct.
• I've searched for any related issues and avoided creating a duplicate issue.

[wilhelmklopp]

Would love to see this @aoberoi 🙏