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/features/tenantship/services/tenantInvitesSelects.js

@@ -0,0 +1,38 @@
+/*
+|--------------------------------------------------------------------------
+| Agência PSI
+|--------------------------------------------------------------------------
+| Arquivo: src/features/tenantship/services/tenantInvitesSelects.js
+|
+| Fonte única do SELECT de tenant_invites.
+|--------------------------------------------------------------------------
+*/
+
+export const TENANT_INVITE_SELECT = `
+  id, tenant_id, email, role, token,
+  invited_by, created_at, expires_at,
+  accepted_at, accepted_by,
+  revoked_at, revoked_by
+`.trim();
+
+/**
+ * Computa status derivado do invite (sem campo no banco — calculado em runtime).
+ *
+ * @param {Object} row
+ * @returns {'pending'|'expired'|'accepted'|'revoked'}
+ */
+export function deriveInviteStatus(row) {
+    if (!row) return 'pending';
+    if (row.revoked_at) return 'revoked';
+    if (row.accepted_at) return 'accepted';
+    if (row.expires_at && new Date(row.expires_at) < new Date()) return 'expired';
+    return 'pending';
+}
+
+/**
+ * Achata a row adicionando o status derivado.
+ */
+export function flattenInviteRow(r) {
+    if (!r) return r;
+    return { ...r, status: deriveInviteStatus(r) };
+}