McGarrah Technical Blog

Posts in category "jekyll"

Upgrading Jekyll: Two Years of Cascading Breakage

Every Jekyll upgrade broke something downstream. Ruby 3.0 dropped webrick. Jekyll 4.3 broke SASS imports. Dart Sass 3.0 deprecated color functions. Node.js 24 forced all GitHub Actions to update. Here's the full upgrade timeline and what each one taught me.

How the Sausage Is Made: Every Feature Powering This Jekyll Blog

After 130+ posts and two years of Jekyll customization, here's the complete feature set behind this blog — from Mermaid diagrams and KaTeX math to GDPR compliance, Pandoc exports, and the SEO pipeline. A look behind the curtain at what it takes to run a technical blog on GitHub Pages.

Your Jekyll Sitemap Is 60% Garbage

I audited my Jekyll sitemap and found that 262 of 434 URLs were auto-generated tag pages, category pages, and pagination — most with a single post. Here's how to clean it up without losing anything.