fix

src/server.js

@@ -256,6 +256,17 @@ function start(opts) {
     res.send(result);
   });
 
+  app.get('/process', (req, res, next) => {
+    const result = {};
+    const id = req.query.style || '';
+    const item = {
+      'style': id + '.json'
+    };
+    result[id] = true;
+    addStyle(id, item, true, true);
+    res.send(serving.styles);
+  });
+
   const addTileJSONs = (arr, req, type) => {
     for (const id of Object.keys(serving[type])) {
       const info = clone(serving[type][id].tileJSON);