.NET 7 Improvements

[RehanSaeed]

C# 11

• Raw string literals
• UTF-8 String Literals

.NET

• DOTNET_WATCH_RESTART_ON_RUDE_EDIT
• Regex Source Generator.
• New Order and OrderDescending LINQ method.
• Investigate Docker useSSL in launchSettings.json. See https://learn.microsoft.com/en-us/visualstudio/containers/container-launch-settings?view=vs-2022.

Extensions

• IConfiguration now supports immutable collections and records Support immutable types with configuration binding dotnet/runtime#43662.

ASP.NET Core

• Output Cache and here.
• Allow Use of IConfigureOptions Consistently Everywhere dotnet/aspnetcore#39251
• ProblemDetails is not returned for 404NotFound and 500Exception dotnet/aspnetcore#4953
• ReturnHttpNotAcceptable=true Does Not Return ProblemDetails dotnet/aspnetcore#16889
• [FromService] attribute is no longer required in controllers [Breaking change]: API Controllers Actions try to infer parameters from DI aspnet/Announcements#480 and this.
• Add rate limiting option also read this and add headers.
• Add request decompression.
• Add dotnetRunMessages
• Remove [FromServices] as its no longer necessary.
• Add JWT Bearer token to auth feature.

API

• SystemTextJsonValidationMetadataProvider
• Use PatchAsJsonAsync [API Proposal]: HttpClient.PatchAsJsonAsync() dotnet/runtime#60531
• Switch to minimal API and FluentValidation (Add .NET 7 Minimal API Support Using Filters FluentValidation/FluentValidation#1929). See Minimal Open API. Use https://www.nuget.org/packages/MinimalApis.Extensions.
• Call services.AddProblemDetails();. See blog post.

GraphQL

• Specify JSON indentation options Provide a Way to Override JSON Serializer Options ChilliCream/graphql-platform#4072 (comment).

Orleans

• Implement POCO Grains dotnet/orleans#7351
• Simplify stream configuration abstractions dotnet/orleans#7473
• Add Orleans template for aspnetcore dotnet/orleans#7479
• Make PubSub storage pluggable dotnet/orleans#7474
• Extract reminders from the core into a separate library dotnet/orleans#7476
• [Epic]: Improve scalability and make reminders general purpose to allows users to specify context dotnet/orleans#7477

Maintenance

• Solution template - making sure solution-level items exist in same folder as .sln sayedihashimi/template-sample#31
• dotnet new commands changed
• Use multiple choice parameters.
• Add isEnabled in template JSON https://github.com/dotnet/templating/wiki/Conditions#conditional-parameters.

Open Telemetry

• Use SemanticConventions constants Make SemanticConventions.cs Public open-telemetry/opentelemetry-dotnet#1658 (comment)
• Enrich has been replaced [ASP.NET Core] Update enrich callbacks to use specific type. open-telemetry/opentelemetry-dotnet#3749.

FluentValidation

• Add auto validation https://andrewlock.net/adding-validation-to-strongly-typed-configuration-objects-using-flentvalidation/