How to validate .NET configuration on startup to prevent runtime errors
This article teaches developers how to validate .NET configuration settings at application startup to prevent runtime errors caused by invalid configuration values. It covers using data annotations and FluentValidation to ensure configuration objects are validated before the app begins processing, enabling a "fail fast" approach that catches broken configuration early in the deployment pipeline.
Key quotes
Learn how to validate configuration on startup, so your app fails fast and never ships broken configuration again.
You deploy your .NET app to production. It starts successfully. But invalid configuration values cause runtime exceptions.
From the article
Learn how to validate .NET configuration on startup using data annotations or FluentValidation, so your app fails fast and never ships with broken config.
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