feat(sprint-6): Phase 7 — Launch checklist, pricing page, legal templates
- docs/sprint-6/launch-checklist.md: comprehensive pre/post-launch checklist
- /pricing: public pricing page (Starter €19, Pro €49, Enterprise)
- /impressum, /datenschutz, /agb: legal page templates (placeholder text)
- (marketing) route group: public layout without auth
- Footer links to legal pages on login + portal
- i18n for marketing namespace (de + en)
- Fix pre-existing lint errors (unused vars, missing @stomp/stompjs types)
Patrick Plate
1e693e3d2a