By Aaronontheweb

Guides making .NET libraries trimming-safe and Native-AOT compatible: the MSBuild properties, trimming attributes, warning codes and a playbook of safe patterns.

Aaronontheweb/dotnet-skills

Write and simplify C property-based, model-based, and executable specification tests with CsCheck.

Aaronontheweb/dotnet-skills

Shows how to build entity actors with Akka.Hosting so the same code runs in local unit tests and in a sharded cluster in production.

Aaronontheweb/dotnet-skills

Publish .NET services as container images with the built-in SDK tooling (dotnet publish /t:PublishContainer, Microsoft.NET.Build.Containers) - no Dockerfile required.

Aaronontheweb/dotnet-skills

Guidance for Akka.NET actor systems covering EventStream versus DistributedPubSub, supervision, Props versus DependencyResolver, work distribution and testable cluster code.

Aaronontheweb/dotnet-skills

Sets up Akka.Management and Cluster.Bootstrap so Akka.NET clusters form through service discovery on Kubernetes, Azure or config instead of static seed nodes.

Aaronontheweb/dotnet-skills

Shows how to test Akka.NET actors with Akka.Hosting.TestKit: swapping services for fakes, using TestProbes, and checking persistence, plus when the older TestKit still fits.

Aaronontheweb/dotnet-skills

Applies extend-only design rules to NuGet packages and distributed systems, covering source, binary and wire compatibility and how to deprecate members safely.

Aaronontheweb/dotnet-skills

Wires .NET Aspire AppHost resources into explicit environment-variable configuration, keeping application code free of Aspire client packages and service discovery.

Aaronontheweb/dotnet-skills

Sets up a shared ServiceDefaults project for .NET Aspire apps that centralizes OpenTelemetry, health checks, HTTP resilience and service discovery for every service.

Aaronontheweb/dotnet-skills

Choosing the right concurrency abstraction in .NET - from async/await for I/O to Channels for producer/consumer to Akka.NET for stateful entity management.

Aaronontheweb/dotnet-skills

Guidelines for introducing and using nullable reference types (NRT) and System.Diagnostics.CodeAnalysis nullable attributes in C / .NET codebases.

Aaronontheweb/dotnet-skills

Database access patterns for performance. An agent skill from Aaronontheweb/dotnet-skills.

Aaronontheweb/dotnet-skills

Diagnose and fix .NET HTTPS dev certificate trust issues on Linux.

Aaronontheweb/dotnet-skills

Managing local .NET tools with dotnet-tools.json for consistent tooling across development environments and CI/CD pipelines.

Aaronontheweb/dotnet-skills

Modern .NET project structure including .slnx solution format, Directory.Build.props, central package management, SourceLink, version management with RELEASENOTES.md, and SDK pinning with global.json.

Aaronontheweb/dotnet-skills

Use Slopwatch to detect LLM reward hacking in .NET code changes.

Aaronontheweb/dotnet-skills

Entity Framework Core best practices including NoTracking by default, query splitting for navigation collections, migration management, dedicated migration services, and common pitfalls to avoid.

Aaronontheweb/dotnet-skills

Test email sending locally using Mailpit with .NET Aspire. An agent skill from Aaronontheweb/dotnet-skills.

Aaronontheweb/dotnet-skills

Workflow for publishing skills and agents to the dotnet-skills Claude Code marketplace.

Aaronontheweb/dotnet-skills

Build responsive email templates using MJML markup language.

Aaronontheweb/dotnet-skills

Manage NuGet packages using Central Package Management (CPM) and dotnet CLI commands.

Aaronontheweb/dotnet-skills

Write UI tests for Blazor applications (Server or WebAssembly) using Playwright.

Aaronontheweb/dotnet-skills

Cache Playwright browser binaries in CI/CD pipelines (GitHub Actions, Azure DevOps) to avoid 1-2 minute download overhead on every build.

Aaronontheweb/dotnet-skills

Build reactive/event-driven C with R3 (Cysharp's modern reimplementation of Reactive Extensions).

Aaronontheweb/dotnet-skills

Choose the right serialization format for .NET applications.

Aaronontheweb/dotnet-skills

Create and maintain AGENTS.md / CLAUDE.md snippet indexes that route tasks to the correct dotnet-skills skills and agents (including compressed Vercel-style indexes).

Aaronontheweb/dotnet-skills

Use Verify for snapshot testing in .NET. An agent skill from Aaronontheweb/dotnet-skills.

Aaronontheweb/dotnet-skills

Write integration tests using TestContainers for .NET with xUnit.

Aaronontheweb/dotnet-skills

Design .NET types for performance. An agent skill from Aaronontheweb/dotnet-skills.

Aaronontheweb/dotnet-skills

Snapshot test email templates using Verify to catch regressions.

Aaronontheweb/dotnet-skills

Organize DI registrations using IServiceCollection extension methods.

Aaronontheweb/dotnet-skills

Microsoft.Extensions.Options patterns including IValidateOptions, strongly-typed settings, validation on startup, and the Options pattern for clean configuration management.

Aaronontheweb/dotnet-skills

Configure Akka.NET with .NET Aspire for local development and production deployments.

Aaronontheweb/dotnet-skills

Provides guidance for implementing OpenTelemetry instrumentation in .NET codebases, covering tracing (Activities/Spans), metrics, logs, naming conventions, error handling, performance, SDK setup…

Aaronontheweb/dotnet-skills