Start with the topic guide.
This Ruby on Rails micro-course focuses on Middleware and request context. The practice brief below is available while the full tutorial is prepared.
This is a learning outline. A complete worked tutorial has not been published for this topic yet.
Practice brief
Demonstrate middleware and request context in a focused Ruby on Rails example; verify normal behavior and one edge or failure case. Keep the exercise bounded and record the behavior supported by the chosen version.
Evidence to produce
Focused working example and verification evidence