Rocket

The next framework we will explore is Rocket. It's a simple-to-use framework that uses the nightly compiler's features to provide a tool that converts a set of Rust functions into a complete web service. The Rocket framework is different than the frameworks we've discussed before. It implements application configurations with environment variables and logging. The imperfection of this approach is that tuning and replacing parts is a little complex, but the positive side of this approach is that you spend next to no time coding the logging and configuration capabilities of your microservice.

Creating a microservice

Let's create a microservice that implements the commenting features of our...