Upgrading old code with Copilot

I finally did it! DasBlog Core has been officially upgraded to .NET 10! This is probably the single biggest release I've shipped, and it warranted a proper version bump. The truth is that I do all this work out of a deep, stubborn love for neglected software, but if I am honest I would not have had the time or energy to take this on without Copilot . Prior to these LLMs and Agents code was…