Safely deploy service for a PR and let developers involved in this change to test it on production

[bartoszmajsak]

Overview

As a developer, I want to deploy my service in production, side by side with the current stable version and test my new code without affecting other users.

Technical details

Istio/OpenShift PoC using simple service with a stack similar to one of the OSIO services to deploy new version alongside with the existing one and have a way to observe the behavior of your changes

Few things to consider:

• the new service should only be available for the predefined users
• figure out the most helpful way of reporting and detecting discrepancies