Pretix integration (ticket status and widget embed)

[mattstratton]

Context

PRD §2.5, §12 — Some events use Pretix (at tickets.devopsdays.org) for ticketing. The integration is display-only.

Requirements

• Organizer can enter their Pretix event URL in event settings
• Display ticket status on event page (on sale, sold out) via Pretix API
• Optionally embed Pretix ticket widget (iframe) on the registration page
• No ticket data stored in devopsdays database

Acceptance Criteria

• Pretix URL field in event settings
• Ticket status displays on event page
• Pretix widget embeddable on registration page
• Events without Pretix unaffected

References

• PRD §2.5, §12 — Pretix Integration