This Is How You Can Extend Minimal API (did you know this?)

Summary

The main theme is extending Minimal APIs in .NET to handle advanced REST API response scenarios like content negotiation or custom JSON serialization with Newtonsoft.Json. The key concept is leveraging the `ResultsExtensions` interface and static extensions property to define custom result types. The practical takeaway is that developers can overcome limitations by creating their own extension methods for flexible response serialization.