Modern C# (10+) Expert Skill

Trigger On

• The user asks to write, debug, refactor, or review C# code.
• The project directory contains *.cs, *.csproj, or single-file C# scripts.
• The target framework is .NET 6.0 (LTS) and above.
• Code modernization is needed (e.g., converting legacy nested namespaces to File-scoped namespaces).