Frontend Development

Introduction The component abstraction was designed to solve a human cognitive limit: a developer cannot hold an entire UI hierarchy in their head, so we learned to encapsulate UI once and reference it across files. But as AI agents increasingly write and maintain frontend code, that trade-off inverted. Agents struggle with multi-file indirection and slot composition seams, but thrive on local context they can see and verify in a single file. Components are the abstraction fo