Stripe Connect integration engineering for ticketing and marketplace platforms — Pretix plugin shipped to Hilltown Media. ThumbGate is also the pre-action governance runtime for AI coding agents (Claude Code, Cursor, Codex, Gemini CLI): 👍 thumbs up and 👎 thumbs down feedback become history-aware lessons, shared lessons and org visibility, and PreToolUse checks that block repeated mistakes before code, money, or customer systems change. Perfect for vibe coding and human-in-the-loop workfl