Thoughts on building products, technology, and entrepreneurship.
Without guidance, every page an AI agent builds comes out different: another width, another font size, another primary button. How I let a design system grow step by step as I build, with composable components, tokens, and checks that stop drift the moment it's written.
Rails is MVC. Coding agents need one more C: Context. Why I stopped growing one giant CLAUDE.md and put small context files next to the code instead, what goes in them, and what the logs showed about whether they actually reach the agent.
I built a pipeline that read production logs with Fluentd, opened GitHub issues for errors, and had Claude open PRs with fixes. After 27 days, 94 issues and 66 PRs, I switched it off. Here's how it worked, what it actually fixed, and why it didn't last.
A production guide to building multi-tenant SaaS with Rails 8 - subdomain routing, custom domains, and automatic SSL with Caddy's on-demand TLS.
A step-by-step guide to deploying a Rails 8 application with Kamal 2, the Solid stack (SQLite, Solid Queue, Solid Cache, Solid Cable), Ansible, and Hetzner - from bare server to production.