Datasette 1.0a20 is out, featuring an entirely new SQL-powered permissions system. This is by far the most ambitious project I've attempted with the help of coding agents (Claude Code and Codex CLI in this case) - here are detailed notes on how it works and what I learned along the way
https://simonwillison.net/2025/Nov/4/datasette-10a20/
And in case you don't make it as far as the "miscellaneous tips" section, here's a bunch of lessons I learned about working with coding agents that I picked up along the way https://simonwillison.net/2025/Nov/4/datasette-10a20/#miscellaneous-tips-i-picked-up-along-the-way
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