Project: OTB Billing
Version: v0.4.3
Last Updated: 2026-03-13
Status: Portal lifecycle complete

Current capabilities:
- Admin can enable/disable portal access
- Admin can generate/reset one-time access codes
- Admin can send portal invite email
- Admin can send portal password reset email

Client portal features:
- First login via single-use access code
- Forced password creation
- Email + password authentication after setup
- Invoice dashboard
- Invoice detail page
- Secure invoice PDF downloads

Infrastructure:
- Flask backend running via systemd
- MariaDB backend
- SMTP email integration
- Portal domain: portal.outsidethebox.top
- Billing admin: otb-billing.outsidethebox.top