3 pieces filed under “engineering”.
Part 2's factory opened its own pull requests but trusted every agent to be right. This is about the gates: an architecture reviewer that reads decision records, branch protection the fleet cannot bypass, and the human on the merge.
One empty folder, one afternoon, and the modest goal of watching a factory of coding agents open a pull request on its own. What Gas City looks like when you actually run it, and where it fights you.
A year of coding with AI agents pointed me at software factories. This is what convinced me the leverage is not in making one agent smarter, but in running many ordinary ones through a coordinated loop, with a tool called Gas City.