.NET upgrade

Plan and execute .NET upgrade work by classifying projects, sequencing dependencies, selecting supported target frameworks, modernizing code and pipelines, validating behavior, and packaging the work into reviewable PRs and release documentation.

When to invoke

• "Assess this solution for a .NET upgrade."
• "Plan a .NET Framework to the supported .NET LTS migration."
• "Review packages.config projects before upgrading."
• "Choose an upgrade workflow and create a validation checklist."
• "Generate prompts for .NET project discovery and upgrade execution."

Prerequisites and context