State machines for an autonomous performance agent: a beginner's guide to XState
How a small XState state machine gives an autonomous agent the structure it needs to measure, fix and re-check Lighthouse scores without going off the rails.
- Performance
- SEO
- Automation
Who tests your tests? A beginner's guide to mutation testing
A passing test suite can still miss real bugs. Mutation testing measures how much your tests actually check.
- Testing
- Quality
Tests still matter. The ritual might not.
A new experiment finds AI agents gain nothing from a strict TDD loop. Our take: separate the ritual from the artifact.
- Testing
- AI
A website should not depend on its developer
The strongest thing we can say about one of our builds is that the client runs it now, without us.
- Delivery
- CMS
Accessibility is not a final check
Automated tools catch a minority of WCAG criteria. Here is what we actually do, and when in the project we do it.
- Accessibility
- Process