Hoard things you know how to do – Agentic Engineering Patterns – Simon Willison’s Weblog

The key idea here is that coding agents mean we only ever need to figure out a useful trick once. If that trick is then documented somewhere with a working code example our agents can consult that example and use it to solve any similar shaped project in the future.
— Read on simonwillison.net/guides/agentic-engineering-patterns/hoard-things-you-know-how-to-do/