Tag: Lighthouse
3 posts
Posts

Pooling Playwright browsers across FastAPI scans
A persistent Chromium instance with idle-timeout shutdown eliminates per-scan browser launch while isolating cookies via fresh contexts.
2 min read

Eight Failed Deploys to Ship FastAPI + Playwright on Railway
Eight red deploys in a row shipping a Python audit service to Railway: uv grabbing Python 3.14, /root perms, Playwright browser paths, and a glob that broke.
4 min read

The Parity Harness That Caught a Silently Broken Service
I wrote a parity harness to de-risk a Node to Python scan service port. It caught the existing Node service silently returning perf=0 on every URL.
3 min read