The data served by WALS Online is curated in the GitHub repository cldf-datasets/wals. Thus, a release of WALS Online is always bound to a release of this repository.
So, assuming cldf-datasets/wals has been released on Zenodo, with DOI <DOI>
assigned to it, we
- recreate the web application's database running
wals-app initdb --doi <DOI> --repos ../../cldf/wals
- deploy the app running
fab deploy:productionviaappconfig.