- Host accounts now have an optional email field - Creating a host with an email sends a welcome email with the portal URL, username, and password via Resend - Resetting a password also emails the new credentials if the host has an email on file; admin sees a confirmation either way - Admin panel shows email column and confirmation messages - Portal URL changed from /host-upload to /host Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>