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WikidataPageBanner is MediaWiki extension that adds pagewide banners on every page of specified namespaces of the wiki.

extension.json is the file holding configuration data as well as other metadata about this extension. This file is using manifest version 1 of JSON file schema.

We want update it to manifest version 2.

Your work on task is to update it. You can either do this manually or with the UpdateExtensionJsonSchema PHP script (this is recommended)

You can see examples of the changes needed in the parent task's description on Phabricator

You can see example patches that have been accepted:

1. https://gerrit.wikimedia.org/r/561255
2. https://gerrit.wikimedia.org/r/560866