As discussed in the initial chapters, we need to get ready for big changes, when embracing microservices. The discussions we've presented on deployment, security, and testing, so far, would have had you thinking by now about accepting this fact. Unlike monoliths, the adoption of microservices requires you to prepare beforehand, so that you start building the infrastructure along with it, and not after it's done.
In a way, microservices thrive in a complete ecosystem where everything is worked out, from deployment to testing, security, and monitoring. The returns associated with embracing such a change are huge. There is definitely a cost involved in making all of these changes. However, instead of having a product that doesn't make it to the market, it is better to incur some costs, and then to design and...