Backend (CRM expert): Custom field definitions CRUD, bulk value upsert,
7 endpoints, Prisma schema with CustomFieldDef + CustomFieldValue tables.
Frontend: Types, API, hooks, admin settings page with field management,
CustomFieldsDisplay for detail pages, CustomFieldsForm for edit modals.
Also fix Vite allowedHosts for insight.xinion.lan.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
New admin page under /crm/lexware-sync with two tabs:
- Import: Search Lexware contacts and import as CRM company or contact
- Export: List CRM companies/contacts and push to Lexware Office
Accessible via CRM Settings page (admin-only).
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
- New CrmSettingsContext with localStorage persistence (later swappable to API)
- CrmSettingsPage: toggle switches per CRM module (Kontakte, Unternehmen,
Vorgänge, Pipelines), only accessible for PLATFORM_ADMIN/TENANT_ADMIN
- CrmModuleGuard: route protection for disabled modules (redirect to dashboard)
- Sidebar: NavLinks conditionally rendered based on module settings
- "Einstellungen" NavLink in CRM section (admin-only, gear icon)
- CRM section hidden when all modules disabled and user is not admin
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
