Report server version in X-Powered-By header

Author: kjetilk

lib/create-app.js

@@ -25,6 +25,7 @@ const path = require('path')
 const { routeResolvedFile } = require('./utils')
 const ResourceMapper = require('./resource-mapper')
 const aclCheck = require('@solid/acl-check')
+const version = require('../package.json').version
 
 const corsSettings = cors({
   methods: [
@@ -154,7 +155,7 @@ function initHeaders (app) {
   app.use(corsSettings)
 
   app.use((req, res, next) => {
-    res.set('X-Powered-By', 'solid-server')
+    res.set('X-Powered-By', 'solid-server/' + version)
 
     // Cors lib adds Vary: Origin automatically, but inreliably
     res.set('Vary', 'Accept, Authorization, Origin')