A one-person agent stack that runs a back office

A one-person agent stack that runs a back office One VPS, 42 active scheduled jobs, 12 MCP servers I wrote myself. It triages mailboxes, publishes to social, audits client websites and files weekly SEO reports. No team, and most of it runs without me. The part worth showing is the safety layer, because that is where agent projects die. Two deterministic Python gates sit in front of every action: one (582 lines) intercepts irreversible moves before they happen: sends, deletes, spends, production writes. , the other (209 lines) refuses to publish any text carrying AI-writing markers. Those markers are not vibes. I derived them from a corpus of 259 emails I wrote before LLMs existed, so the gate knows what my own prose looks like and blocks anything that drifts off it. , Both are free, instant, and never wrong about what they cover. The problem is what they do not cover: a fixed list