dotnet-best-practices

# .NET/C# Best Practices Your task is to ensure .NET/C# code in ${selection} meets the best practices specific to this solution/project. This includes: ## Documentation & Structure - Create comprehensive XML documentation comments for all public classes, interfaces, methods, and properties - Include parameter descriptions and return value descriptions in XML comments - Follow the established namespace structure: {Core|Console|App|Service}.{Feature} ## Design Patterns & Architecture - Use primary constructor syntax for dependency injection (e.g., `public class MyClass(IDependency dependency)`) - Implement the Command Handler pattern with generic base classes (e.g., `CommandHandler<TOptions>`) - Use interface segregation with clear naming conventions (prefix interfaces with 'I') - Follow the Factory pattern for complex object creation. ## Dependency Injection & Services - Use constructor dependency injection with null checks via ArgumentNullException - Register services with appropriate lifetimes (Singleton, Scoped, Transient) - Use Microsoft.Extensions.DependencyInjection patterns - Implement service interfaces for testability ## Resource Management & Localization - Use ResourceManager for localized messages and error strings - Separate LogMessages and ErrorMessages resource files - Access resources via `_resourceManager.GetString("MessageKey")` ## Async/Await Patterns - Use async/await for all I/O operations and long-running tasks - Return Task or Task<T> from asyn...