Shifting from Mobile to Web: How I Built a 3-Pane Desktop AI Interface with Expo Web & FastAPI

When building full-stack applications, we often get boxed into choosing a platform early. But what happens when your native mobile app needs a desktop-grade web version with a multi-pane layout, real-time streaming, and zero friction? For my project, LLM Council, I decided to bridge that gap entirely. Here is the breakdown of how I migrated our native architecture to a high-performance web client. The Architecture Setup The goal was simple: support our iOS/Android mobile builds w...