Posts

Build an eval harness for 184 AI agent prompts with promptfoo

How to build an LLM-as-judge eval system that scores AI agent prompts on quality, identity, and safety.

Backup and Disaster Recovery

Automate backups, test restores, and build a disaster recovery runbook for your VPS.

Build a Hugo-to-Dev.to sync engine in Go

How to build a CLI tool in Go that syncs Hugo blog posts to Dev.to via the Forem API, handling canonical URLs, tag sanitization, rate limits, and content transformation.

Generate Open Graph images with Playwright and an HTML template

Build a script that generates consistent OG social card images from an HTML template using Playwright screenshots, with smart caching and series-aware gradients.

Prompting isn't engineering, it's storytelling

The best prompts don’t give instructions. They set a scene the model can reason inside.

Deploying Mercure alongside Caddy on a shared VPS

How to run Mercure for real-time SSE alongside Caddy as your web server, with solutions for port conflicts, gzip interference, and JWT configuration.

Monitoring, Alerting, and Incident Response

Set up lightweight monitoring and alerting for a solo-developer VPS, plus a post-incident checklist.

Real-time messaging with Mercure SSE in PHP

How to build a real-time messaging system with Mercure server-sent events, covering threads, user blocking, and email digests.

Automated Patching and Server Maintenance

Configure automatic security patches, detect stale services with needrestart, and keep logs and Docker images from filling your disk.

Building a contact database for Indigenous harvesting authority governance

How I built a two-notebook pipeline using ISC profiles and community website scraping to collect governance contacts for ~637 First Nations communities across Canada.