If you're considering PuppeteerSharp for PDF generation, here's the version of the story that doesn't show up in the "getting started" docs.

A SwiftUI application that creates an OpenAI-compatible API server using Apple's on-device Foundation Models. This allows you to use Apple Intelligence models locally through familiar OpenAI API ...

Prompt engineering is the art of crafting clear, purposeful instructions for large language models (LLMs) like ChatGPT. Done well, it’s less “asking nicely” and more architecting conversations so the ...