Recently I did a workshop on how to test microservices to inspire my new team. Working with a microservice architecture without tests is like practicing dark magic. On the other hand, poorly designed tests can drag you down too. It is important to get testing right.
Sooner or later when creating software you end up drawing diagrams to explain how the system you are building works. This post is a short primer to Mermaid, a tool for creating and maintaining diagrams, with personal insights.