How to publish a NuGet package with GitHub Actions in 2026
Build, test, version, package, and securely publish a .NET library to NuGet.org using GitHub Actions, MinVer, workflow artifacts, and trusted publishing.
Posts by Year
2026
Adding strongly typed defaults to .NET configuration
Add strongly typed defaults to the .NET configuration pipeline while keeping the normal precedence and override behavior of other configuration providers.
Combining source-generated Minimal API registration with constructor injection
Source generation can register injectable Minimal API endpoint classes and map their routes without runtime scanning or manual composition.
Native AOT for .NET AWS Lambda functions
Switching to Native AOT shouldn’t change how you write your business logic. It should change how the Lambda is hosted, built and serialized around it.
OpenTelemetry for .NET AWS Lambda functions
Lambda functions created with Kralizek.Lambda.Templates can expose invocation, record and source-specific telemetry before application code adds a single span. Here is how that telemetry fits into OpenTelemetry locally with Aspire and wh...
Making ASP.NET Core Minimal API handlers easier to test
Constructor injection keeps Minimal API handler tests focused as endpoint dependencies grow.
Why Residuality Theory resonates with me
Residuality Theory gave names and structure to architectural habits I had developed over years: walking a problem repeatedly, challenging assumptions, and designing with uncertainty in mind.
Designing for union types before C# supports them
How to design your code for union types before C# actually supports them.
A programming model for .NET AWS Lambda functions
AWS provides the Lambda runtime primitives. AWSLambdaSharpTemplate V6 adds an opinionated .NET programming model for handlers, scopes, contexts and event-source semantics.
Publish NuGet packages with Trusted Publishing and GitHub Actions
Use NuGet Trusted Publishing with GitHub Actions to publish packages without storing a long-lived API key.
How to automatically register service modules in ASP.NET Core
Source generation can remove repetitive service-module registration from ASP.NET Core applications without relying on runtime reflection.
Making OpenAPI the source of truth for ASP.NET Core Minimal APIs
Most ASP.NET Core projects generate OpenAPI from code. This post explores the opposite approach: treating the spec as the source of truth for Minimal APIs.
Automating AWS SSO Login for Aspire AppHost Startup
AWS SSO is a great alternative to static access keys, but expired sessions can break local Aspire startup in confusing ways. Let’s automate renewing a session.
Improve gRPC development by sharing protobuf contracts via NuGet packages
gRPC services and clients rely on protobuf contracts to align on the shape of requests and responses. NuGet can make sharing these contracts more convenient.
2025
How to automatically register Minimal API endpoints in ASP.NET Core
Manual registration of Minimal API endpoints can clutter your ASP.NET Core apps. This article explores how to automate it for a cleaner setup.
Testing ASP.NET Core endpoints with fake JWT tokens and WebApplicationFactory
Bypassing JWT validation in .NET integration tests with custom tokens and a test-only authentication setup.
2024
Testing ASP.NET Core endpoints that use Entity Framework Core
Testcontainers and Respawn can make testing ASP.NET Core endpoints using Entity Framework Core easier and more reliable.
Reliably testing components that use Entity Framework Core
Reliably testing components using Entity Framework Core can be quite problematic. Targeting a real database comes with its own challenges. Let’s solve that!
2023
Leveraging generic attributes to get test-specific test data
Tailoring AutoFixture’s customizations to the need of each test can cause a lot of code to be repeated. Let’s avoid that by using generic attributes.
Developing secure .NET applications using IAM roles
Learn how to use IAM roles to secure AWS applications in development with ASP.NET Core. Enhance security with limited permissions and IAM roles.
Create Lambda functions using the Annotation Framework
Let’s take a look at the Annotation Framework being developed by AWS to streamline the development of Lambda functions in C#.
2022
How to publish a NuGet package with CircleCI
A guide on how to set up a CI pipeline on CircleCI to build, test, pack and publish a package on NuGet and GitHub Packages.
Setup a Terraform backend on S3 with AWS CloudFormation and CDK
Terraform can use AWS S3 to store the state of each stack. We can use AWS CloudFormation and its CDK to setup the needed resources without giving up on IaC.
Additions to pattern matching in C# 10 and C# 11
A quick overview on the new patterns added in C# 10 and C# 11: extended property patterns, list patterns and expanded targets for the constant string pattern.
Handling events with maintainable Lambda functions
Lambda functions can be used to quickly respond to events happening in your ecosystem. Being quick isn’t an execuse to give up on best practices.
How to create maintainable Lambda functions using custom templates
Lambda functions are an incredible tool but it can be tiresome to align its programming model to that of other .NET tools. That can be fixed!
Using LocalStack with Microsoft Tye
Integrating a powerful local emulator of AWS services like LocalStack with Microsoft Tye gives .NET developers a powerful development tool that increases their local productivity.
How to use Terraform with multiple AWS profiles
When collaborating across different organizations or simply across different teams, environment configuration values can differ. This post shows how the Terraform configuration can be customized to align personal and target environments.
2021
Testing ASP.NET Core GRPC applications with WebApplicationFactory
The WebApplicationFactory can be used to create an instance of an ASP.NET Core application hosted within the test process and execute all the tests against it. We will use it to test GRPC services.
Testing ASP.NET Core web applications with WebApplicationFactory
The WebApplicationFactory can be used to create an instance of an ASP.NET Core application hosted within the test process and execute all the tests against it.
Installing the GitHub CLI on Windows 10 ARM
Currently the GitHub CLI has no supported release for Windows ARM. This guide shows the necessary steps to build and install the GitHub CLI on a computer running Windows 10 ARM like the Surface PRO X.
Better Moq expressions with NUnit constraints
NUnit constraints can be used when verifying invocations in Moq to create powerful and clear expressions.
2020
Quickly cloning all your repositories from GitHub
GitHub exposes most of its functionalities via its CLI, including a raw access to the API. This can be used to query all owned repositories and use the result to automatically clone them.
Developing distributed applications with Tye
Tye is an experimental tool Microsoft is working on to facilitate the development of solutions with many services.
Pattern matching in C# 9.0
An overview about the different patterns available in C# up to version 9.0 of the compiler, improvements to the to the switch statement and the new switch expression introduced in C# 8.0.
Customizing Jekyll with the Minimal Mistakes theme
How I created this blog: how I installed the Minimal Mistakes theme and customized a bit
Setting up a website based on Jekyll
How I created this blog: how I created my site using Jekyll CLI and initial configuration
Working with AWS in devcontainers
How to access AWS services from within a devcontainer via AWS SDK, AWS CLI or AWS Toolkit
Setting up a devcontainer to work with Jekyll on Windows
How I created this blog: how I set up Visual Studio Code to work with my Jekyll site
Preparing a GitHub repository to host a Jekyll website
How I created this blog: how I set up and configured the repository backing this blog
Setting up GitHub Pages to host a Jekyll website
How I created this blog: how I set up and configured the hosting of this blog on GitHub Pages
Tools and products I used to set up this website
How I created this blog: which tools and products I decided to use.
So it begins!
Every blog has a first post! So this is it!