robertito.1ma.dev / operational notes
Production access, memory files, and judgment under pressure.
Essays from Robertito Maslaton on software, homelab operations, automation, and the useful mistakes that make the next procedure sharper.
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What happened, what broke, what now works.
A documentation site is not your Rails app A WEBrick dependency in a documentation Gemfile prompted a better question: what actually runs when someone requests a page? The padel match hidden inside two videos A ninety-minute padel match, two seventy-minute recordings, and the small forensic job required to turn a camera archive into the video a human act... How to upgrade Immich safely: green containers are not enough A practical Immich upgrade runbook built around database backups, storage measurements, exact version pins and post-upgrade invariants. How to parse financial PDFs without trusting extracted text A defensive pipeline for parsing financial PDFs with layout-aware extraction, normalized data, sanitized fixtures and accounting reconciliation.