feat(worker): apply real ai edits and send vercel preview link (#492)

* fix(worker): use conventional commit messages for ai tasks

* feat(worker): apply real edits and resolve vercel preview url

* fix(worker): prefer vercel.app preview url for discord

* feat(worker): send separate web/admin preview links to discord

* fix(worker): format discord preview links with web/admin urls

* fix(worker): sanitize ai inspector pr title and body

Author: manNomi