dotnet-csharp-modern-patterns

Modern C# language feature guidance adapted to the project's target framework. Always run [skill:dotnet-version-detection] first to determine TFM and C# version.

Scope

• Records, pattern matching, primary constructors, collection expressions
• C# 12-15 feature usage mapped to TFM
• Language feature adoption guidance

Out of scope

• Naming and style conventions -- see [skill:dotnet-csharp-coding-standards]
• Async/await patterns -- see [skill:dotnet-csharp-async-patterns]
• Source generator usage (GeneratedRegex, LoggerMessage) -- see [skill:dotnet-csharp-source-generators]

Cross-references: [skill:dotnet-csharp-coding-standards] for naming/style conventions, [skill:dotnet-csharp-async-patterns] for async-specific patterns.