CSharp-Coder

Learn how to add health checks in ASP.NET Core to monitor your production app. Step-by-step tutorial with code, best practices, and Kubernetes probes. Start now! If your production API goes down at 3 a.m., how do you find out first — from your monitoring system, or from an angry customer? Health checks in ASP.NET Core are the built-in feature that lets your monitoring tools, load balancers, and orchestrators know whether your app is alive, ready to serve traffic, and able to reach its dependencies. In this tutorial you'll learn how to add health checks in ASP.NET Core from scratch, wire up readiness and liveness probes for Kubernetes, check databases and external services, and follow the best practices seniors use in real production systems. Whether you're a beginner searching for "how to add a health check endpoint" or a senior engineer looking for advanced health check patterns in C#, this guide covers it all with runnable code for .NET 8 and .NET 9. What A...