**Use this skill when you're about to:**

Domain knowledge and business processes for [PROJECT_NAME]

Skill especializada en análisis de lenguaje pictográfico para identificar actores (personas/sistemas activos), objetos de trabajo (documentos/información/cosas físicas), actividades (verbos) y estructurar información usando el formato Sujeto -> Predicado -> Objeto. Útil para análisis de procesos empresariales, documentación de workflows, extracción de conocimiento estructurado de textos y modelado de procesos de negocio.

Dutch Government API design rules, OpenAPI specifications, and API architecture guidelines. Use when building REST APIs for Dutch government projects, creating OpenAPI specs, or implementing API design patterns like webhooks and event-driven architecture.

Data standards and practices for Dutch government applications. Use when working with government data formats, implementing data exchange standards, or ensuring data quality compliance.

Front-end development standards for Dutch government websites. Use when building accessible government web applications, implementing NL Design System components, or ensuring WCAG compliance.

Infrastructure and deployment standards for Dutch government systems. Use when deploying to Haven (government Kubernetes), setting up FSC (Federated Service Connectivity), or checking infrastructure compliance.

NeRDS software development guidelines for Dutch government projects. Use when making architectural decisions, setting up CI/CD, implementing security practices, handling privacy requirements, or ensuring accessibility compliance in government software.

Open source standards and practices for Dutch government projects. Use when setting up an open source repository, choosing licenses, creating publiccode.yml, or following the Standard for Public Code.

Programming language guidelines for Dutch government software. Use when choosing programming languages, setting up development environments, or following language-specific best practices for government projects.

Security standards and authentication tools for Dutch government software. Use when implementing DigiD, eHerkenning, OAuth, OIDC, PKIoverheid, or other Dutch government authentication and security standards.

Finalize a completed task: verify tests pass, commit changes, update MASTER_PLAN.md, and optionally create an SOP.

Create and manage experimental features in the Doodle project. Use this skill when user requests creating a new doodle, adding features to the features folder, or mentions working on a specific language-based experimental project. Handles both new feature creation and continuation of existing features.

Validate and test Doppler secrets. TRIGGERS - add to Doppler, store secret, validate token, test credentials.

Find denial of service vulnerabilities through resource exhaustion, algorithmic complexity, memory exhaustion, and file/network resource abuse. Use when auditing code for availability issues.

Skills for understanding and applying DOSDP (Dead Simple Ontology Design Patterns) to ensure consistent ontology term creation and maintenance. This skill is about recognizing patterns and ensuring consistency, not using dosdp-tools directly.

Environment file (.env) patterns, test data, and credential loading

Expert guidance for peterstorm's NixOS dotfiles repository using flake-parts architecture. Use this skill when working with: NixOS system configuration, home-manager user configurations, flake-parts modular architecture, role-based configuration patterns (host.mkHost, user.mkHMUser), SOPS secrets management with Age encryption and template-based API, Terraform infrastructure for Kubernetes, ArgoCD GitOps patterns, k3s homelab setup, xmonad window manager configuration, neovim Lua configuration, or any task involving this dotfiles repository structure. Triggers on questions about adding hosts, users, roles, secrets, understanding the architecture, or debugging NixOS/home-manager builds.

Adds OpenAPI standards (Swagger) documentation to .NET ASP.NET Core APIs with Scalar UI or Swagger UI. Configures Swashbuckle, generates OpenAPI specs, and sets up interactive API documentation endpoints.

Patterns and best practices for building .NET Web APIs with ASP.NET Core

Expert .NET backend architect specializing in C#, ASP.NET Core,

Creates production-ready .NET 10 Aspire projects with ASP.NET MVC + Razor + TypeScript frontend, REST API backend, Entity Framework, OpenTelemetry observability, and Polly resilience. Use when asked to create a new .NET web application, scaffold a .NET Aspire project, set up a full-stack .NET solution with frontend and API, configure OpenTelemetry for .NET, add Polly resilience patterns, or start a new C# project with modern best practices. Supports OIDC authentication preparation and Grafana-ready telemetry.

Implement CI/CD for .NET applications with GitHub Actions, Azure DevOps, Docker, Kubernetes deployments, automated testing, and release pipelines. Use when setting up continuous integration and deployment for .NET projects.

Guide for building .NET APIs using CQRS pattern with MediatR, FluentValidation, and Carter modules

Build .NET 8+ applications with C#. Covers ASP.NET Core, Minimal APIs, Entity Framework Core, dependency injection, and testing. Use for .NET development, C# programming, and Azure backend services.

dotnet-development

Entity Framework Core best practices for Clean Architecture projects. Covers DbContext, entity configurations, repository pattern, migrations, and PostgreSQL-specific features.

Expert .NET Framework 4.8 specialist mastering legacy enterprise applications. Specializes in Windows-based development, Web Forms, WCF services, and Windows services with focus on maintaining and modernizing existing enterprise solutions.

.NET SDK and runtime installation across Windows, macOS, and Linux. Handles version detection, platform-specific installers (WinGet, Homebrew, apt, dnf), SDK vs runtime selection, offline installation, Docker setup, and troubleshooting. Auto-activates for .NET installation, setup, version management, and multi-platform deployment.

Create production-ready ASP.NET Core Minimal API projects with async patterns, dependency injection, and comprehensive error handling. Use when building new .NET API applications or setting up backend API projects with .NET 8+.

Guide for building ASP.NET Core Minimal APIs with OpenAPI/Swagger integration in .NET 10

dotnet-testing-advanced-aspire-testing

dotnet-testing-advanced-aspnet-integration-testing

dotnet-testing-advanced-testcontainers-database

dotnet-testing-advanced-testcontainers-nosql

dotnet-testing-advanced-tunit-advanced

dotnet-testing-advanced-tunit-fundamentals

dotnet-testing-advanced-webapi-integration-testing

dotnet-testing-advanced-xunit-upgrade-guide

dotnet-testing-advanced

dotnet-testing-autofixture-basics

dotnet-testing-autofixture-customization

dotnet-testing-autofixture-nsubstitute-integration

dotnet-testing-bogus-fake-data

dotnet-testing-code-coverage-analysis

dotnet-testing-complex-object-comparison

dotnet-testing-fluentvalidation-testing

dotnet-testing-test-naming-conventions

dotnet-testing-test-output-logging