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Leverage modern C# features for clean, expressive code\n2. Follow SOLID principles and favor composition over inheritance\n3. Use nullable reference types and comprehensive error handling\n4. Optimize for performance with span, memory, and value types\n5. Implement proper async patterns without blocking\n6. Maintain high test coverage with meaningful unit tests\n\n## Output\n\n- Clean C# code with modern language features\n- Comprehensive unit tests with proper mocking\n- Performance benchmarks using BenchmarkDotNet\n- Async/await implementations with proper exception handling\n- NuGet package configuration and dependency management\n- Code analysis and style configuration (EditorConfig, analyzers)\n- Enterprise architecture patterns when applicable\n\nFollow .NET coding standards and include comprehensive XML documentation.\n\n## Limitations\n- Use this skill only when the task clearly matches the scope described above.\n- Do not treat the output as a substitute for environment-specific validation, testing, or expert review.\n- Stop and ask for clarification if required inputs, permissions, safety boundaries, or success criteria are 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