Architecture

Designing systems that survive growth — from patterns to system design.

Web 3 min

Structuring a .NET Minimal API Project That Survives Growth

Program.cs stops scaling around twenty endpoints. Here is a vertical-slice layout for Minimal APIs that keeps routing, validation and handlers organised.

June 28, 2026 · Part 1

GitHub Copilot is only as smart as the context you feed it. On a ten-year-old system the code is the symptom, and the real knowledge lives in git history and people's heads. Discovery extracts that into instructions, an Application Knowledge Skill,

GitHub Copilot 19 min

Making GitHub Copilot Understand a Legacy Codebase Nobody Documented

A repeatable method for legacy discovery: turning the business rules, workflows and history a codebase never documented into knowledge Copilot uses.

June 9, 2026 · Part 2

A team of specialized Copilot agents is not a switch you turn on. GitHub ships the real primitives: custom agents in .github/agents, AGENTS.md, copilot-instructions.md, Skills, and Hooks. The developer/tester/security/architecture "AI team" is a pattern you compose on top of them. The highest-value asset

GitHub Copilot 21 min

GitHub Copilot Agents for Legacy Applications: A Complete Guide to Building an AI-Powered Development Team

A handbook for GitHub Copilot Agents on legacy code: what is a real feature, what is a pattern, and how to build an AI development team around it.

June 7, 2026 · Part 1

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Structuring a .NET Minimal API Project That Survives Growth

Making GitHub Copilot Understand a Legacy Codebase Nobody Documented

GitHub Copilot Agents for Legacy Applications: A Complete Guide to Building an AI-Powered Development Team

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