message: Set content-type on RSS feed
diff: @@ -28,6 +28,13 @@ const getCache = (key, callback) => {
  return client.get(key, callback)
  }
  +const sendFeed = (res, data) => {
  + res.status(200)
  + res.set('Content-Type', 'application/rss+xml')
  + res.send(data)
  + res.end()
  +}
  +
  const middlewareStack = [apolloMiddleware]
  const app = express()
  @@ -39,19 +46,14 @@ const resolve = [
  getCache(key, (err, data) => {
  if (err) return next(err)
  if (data) {
  - res.status(200)
  - res.send(data)
  - res.end()
  + sendFeed(res, data)
  } else {
  req.apollo
  .render(withStaticRouter(Routes), {}, { mode: 'bare' })
  .then(apolloRes => {
  const feed = pageResolver({ apolloRes })
  setCache(key, feed)
  -
  - res.status(200)
  - res.send(feed)
  - res.end()
  + sendFeed(res, feed)
  })
  .catch(err => {
  return next(err)
  