update

apps/backend/app/base_modules/Tenant/services/tenant_access_service.ts

@@ -0,0 +1,15 @@
+import Tenant from '#base_modules/Tenant/model/tenant'
+
+export type ResolvedTenant = { id: number; name: string; slug: string }
+
+export default class TenantAccessService {
+  async resolveForAdmin(adminId: number, tenantId: number): Promise<ResolvedTenant | null> {
+    const tenant = await Tenant.query()
+      .where('id', tenantId)
+      .where('status', 'active')
+      .whereHas('admins', (admins) => admins.where('admins.id', adminId))
+      .first()
+
+    return tenant ? { id: tenant.id, name: tenant.name, slug: tenant.slug } : null
+  }
+}