Frontend Verify

Verify frontend changes end to end after editing a web app, instead of manually clicking through pages. Use this whenever you have changed UI code and need to confirm nothing broke: "verify my frontend", "check the site after these edits", "did my UI break", "did my changes break anything", "make sure these routes still work", "smoke test the app", "check for console errors", "validate the pages I touched". Works with Next.js (app and pages router), React, Vite, and any local dev server. Built to be token cheap: it reads console errors and failed network requests first and writes full page state to disk, so it only pulls a snapshot or a screenshot into context when a rout…