feat: metabase auto-registration + ui fixes + migration scripts

- Add metabase.service.ts for automatic DB registration on tenant creation
- Hook createTenant, addTenantToOwner and deleteTenant to sync with Metabase
- Add environment variables for Metabase integration
- Fix dashboard routing for global admin users
- Fix CFDI status casing (Vigente vs vigente)
- Fix sidebar empty nav crash
- Fix KPI null regimen_fiscal values
- Fix CFDI type mapping (EMITIDO/RECIBIDO)
- Update branding from Horux360 to Horux Despachos
- Add legacy migration scripts for central and tenant DBs

apps/web/components/layouts/sidebar.tsx

@@ -108,7 +108,7 @@ export function Sidebar() {
   // (Horux 360) no tiene contribuyentes propios y nunca los tendrá.
   const showOnboarding = (!contribuyentes || contribuyentes.length === 0) && role !== 'cliente' && !isGlobalAdmin;
   const allNavigation = isGlobalAdmin
-    ? [...filteredNav.slice(0, -1), ...adminNavigation, filteredNav[filteredNav.length - 1]]
+    ? [...filteredNav.slice(0, -1), ...adminNavigation, filteredNav[filteredNav.length - 1]].filter(Boolean)
     : filteredNav;
 
   return (