Beyond Localhost: Implementing Production-Grade Entra ID Auth in .NET Aspire

We’ve all been there. You spend two days wiring up authentication for a distributed project. It works perfectly on your machine with a mock provider or a local database, but the moment you try to integrate a real enterprise identity provider like Microsoft Entra ID , the wheels come off. Redirect URIs don't match, audience validation fails, and your local environment feels nothing like the production environment you're supposed to be targeting. When I started building out my latest CleanArchitec