dotnet-containers

Best practices for containerizing .NET applications. Covers multi-stage Dockerfile patterns, the dotnet publish container image feature (.NET 8+), rootless container configuration, optimized layer caching, and container health checks.

Scope

• Multi-stage Dockerfile patterns for .NET
• SDK container publish (dotnet publish /t:PublishContainer)
• Rootless container configuration and security
• Optimized layer caching and base image selection
• Container health checks

Out of scope

• DI container mechanics and service lifetimes -- see [skill:dotnet-csharp-dependency-injection]
• Kubernetes deployment manifests and Docker Compose -- see [skill:dotnet-container-deployment]
• CI/CD pipeline integration for building and pushing images -- see [skill:dotnet-gha-publish] and [skill:dotnet-ado-publish]
• Testing containerized applications -- see [skill:dotnet-integration-testing]