Show HN: Site/app blocker and usage tracker specifically for Linux

This was my first experiment with AI assisted coding. Backstory: I had a bunch of scripts to block sites on my work machines by redirecting them 127.0.0.1 etc. and they sort of worked. I needed something more serious and tried to get some commercial applications but there was nothing that really worked the way I wanted to (especially not on Linux). In Oct 2025 or so, I picked up aider and started building this out. Halfway through, I switched to Claude Code and used this as a vehicle to learn how to use assistants. It blocks sites and apps on a schedule, and takes away your sudo during the hou