.NET 10 & C# 14 Best Practices

.NET 10 (LTS, Nov 2025) with C# 14. Covers minimal APIs, not MVC.

Official docs: .NET 10 | C# 14 | ASP.NET Core 10

Detail Files

File	Topics
csharp-14.md	Extension blocks, `field` keyword, null-conditional assignment
minimal-apis.md	Validation, TypedResults, filters, modular monolith, vertical slices
security.md	JWT auth, CORS, rate limiting, OpenAPI security, middleware order
infrastructure.md	Options, resilience, channels, health checks, caching, Serilog, EF Core, keyed services
testing.md	WebApplicationFactory, integration tests, auth testing
anti-patterns.md	HttpClient, DI captive, blocking async, N+1 queries
libraries.md	MediatR, FluentValidation, Mapster, ErrorOr, Polly, Aspire