Developer Rebuilds PWA as Native iOS and Mac App Using AI Agent, Cites Architecture as Key

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A solo developer rebuilt GSD, his Eisenhower-matrix task manager, from a Progressive Web App into a native iOS and Mac application, with an AI agent handling most of the coding. The app had already been functional for two years as a web and PWA product, but the developer felt the PWA experience fell short of truly belonging on the phone. He found that the critical challenge was not the technology stack itself, but establishing strict architectural boundaries before introducing AI-assisted development speed. A device clock synchronization bug that silently dropped data highlighted the risks of weak layer enforcement during the rebuild. His key takeaway is that a single developer can ship a real product with AI assistance only when intent is clearly defined and architecture enforces firm boundaries.

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