Microsoft.Extensions Configuration Patterns When to Use This Skill Use this skill when: - Binding configuration from appsettings.json to strongly-typed classes - Validating configuration at application startup (fail fast) - Implementing complex validation logic for settings - Designing configuration classes that are testable and maintainable - Understanding IOptions<T , IOptionsSnapshot<T , and IOptionsMonitor<T Reference Files - advanced-patterns.md: Validators with dependencies, named options, complete production example (AkkaSettings), and testing validators Why Configuration Validation Ma…