Mounting UI config file

Change-Id: Ib5ceb89ffdd7b37afe7d5d72031ed440974dd3ab
diff --git a/metronetwork/xos-gui.yaml b/metronetwork/xos-gui.yaml
index 457e946..ac50a71 100644
--- a/metronetwork/xos-gui.yaml
+++ b/metronetwork/xos-gui.yaml
@@ -16,6 +16,17 @@
         name: xos-spa-gui
         image: xosproject/xos-gui
         ports: 4000:4000
+        
+    # UI Style Config
+    /var/www/dist/style.config.js:
+      type: tosca.nodes.ComponentVolume
+      properties:
+          host_path: { path_join: [ SELF, CONFIG_DIR, ./ui-style-config.js, ENV_VAR ] }
+          read_only: false
+      requirements:
+          - xos:
+             node: xos-spa-gui
+             relationship: tosca.relationships.VolumeOfComponent
 
     gui-to-gw:
       type: tosca.nodes.ComponentLink