feature: environment variables were included to configure downstreams

Author: https-richardy

.env.example

@@ -16,6 +16,12 @@ COMANDA_FEDERATION_REALM=comanda
 COMANDA_FEDERATION_CLIENTID=client-identifier
 COMANDA_FEDERATION_CLIENTSECRET=client-secret
 
+COMANDA_DOWNSTREAM_PROFILESURL=http://comanda.boundaries.profiles:8080/api/v1/
+COMANDA_DOWNSTREAM_STORESURL=http://comanda.boundaries.stores:8080/api/v1/
+COMANDA_DOWNSTREAM_ORDERSURL=http://comanda.boundaries.orders:8080/api/v1/
+COMANDA_DOWNSTREAM_PAYMENTSURL=http://comanda.boundaries.payments:8080/api/v1/
+COMANDA_DOWNSTREAM_SUBSCRIPTIONSURL=http://comanda.boundaries.subscriptions:8080/api/v1/
+
 COMANDA_STRIPE_SECRET=sk_test_BXyhfmo9VUvPWklkMIL00WGLhfOca
 COMANDA_ABACATEPAY_URL=https://api.abacatepay.com/v1/