Set MacVLAN up in its own file

bootstrap.docker-compose.macvlan.yml

@@ -0,0 +1,18 @@
+services:
+  traefik:
+    networks:
+      macvlan:
+        ipv4_address: ${NASCOMPOSE_MACVLAN_TRAEFIKIP}
+
+networks:
+  macvlan:
+    driver: macvlan
+    driver_opts:
+      parent: ${NASCOMPOSE_MACVLAN_IFACE?}
+    ipam:
+      config:
+        - subnet: ${NASCOMPOSE_MACVLAN_SUBNET?}
+          gateway: ${NASCOMPOSE_MACVLAN_GATEWAY?}
+          ip_range: ${NASCOMPOSE_MACVLAN_RANGE?}
+          aux_addresses:
+            nas: ${NASCOMPOSE_MACVLAN_HOSTIP?}