Handle string

cmd/dashboard/console.js

@@ -19,6 +19,9 @@ class Console {
     let plugin = this.plugins.createPlugin('consoleApi', {});
     plugin.registerAPICall('post', '/embark-api/command', (req, res) => {
       this.executeCmd(req.body.command, (_err, result) => {
+        if (typeof result === 'string') {
+          return res.send({result});
+        }
         res.send({result: stringify(result, null, 2)});
       });
     });