M5: tenantship + admin members + accept_invite RPC

Modulo 5 da Fase 1 + quick wins fechados. features/tenantship/ com
2 services + 2 composables (members + invites). MembersPage.vue
nova em views/pages/admin/ + rota /admin/members em routes.clinic.
Migration 20260520000005 cria RPC accept_tenant_invite (SECURITY
DEFINER + lock FOR UPDATE) — tenantInvitesRepository.acceptInvite
agora chama RPC real (nao mais stub). SaasTenantFeaturesPage
refatorada pra usar novo tenantFeatureAdminService. SetupWizardPage
2648 linhas deferido pra sessao dedicada.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

src/router/routes.clinic.js

@@ -177,6 +177,16 @@ export default {
             component: () => import('@/views/pages/auth/SecurityPage.vue')
         },
 
+        // ======================================================
+        // 👥 MEMBROS & CONVITES
+        // ======================================================
+        {
+            path: 'members',
+            name: 'admin-members',
+            component: () => import('@/views/pages/admin/MembersPage.vue'),
+            meta: { roles: ['tenant_admin', 'clinic_admin'] }
+        },
+
         // ======================================================
         // 🔒 MÓDULO PRO — Online Scheduling
         // ======================================================