You can easily set up an instance of Weekipedia for this purpose on heroku.
Configure your instance of Weekipedia like so:
export DEV_DUMMY_USER=
export HOST_SUFFIX=.beta.wmflabs.org
export SERVER_SIDE_RENDERING=1
export SITE_PRIVACY_URL=//wikimediafoundation.org/wiki/Privacy_policy
export SITE_EXPAND_ARTICLE=1
export SITE_EXPAND_SECTIONS=0