Ask HN: Business logic that runs everywhere – would you use it?

I’m a solo developer building something called Variable Engine (VE) — a logic infrastructure layer that separates business rules from web code, so that users (not just devs) and the system can define and enforce real-time logic inside tools they don’t own.

I have two working MVPs:

1. Used on any website:
VE enforces budget logic on Amazon.com right now (could be any web-based site).
If you’re over your budget, the Buy button is blocked.
If you’re below your budget — or raise the budget — the purchase is allowed.
All logic updates happen in real time.

2. Installed on your own site:
VE is dropped in via a single