mod_http_oauth2: Add service documentation URL to metadata This is aimed to those building integrations, so the modules site seems appropriate. Configurable so that a deployment can point to their own OAuth documentation.

module:hook("message/host", function (event)
	local stanza = event.stanza;
	if #stanza.tags == 1 and stanza.tags[1].attr.xmlns == "http://jabber.org/protocol/chatstates" then
		return true;
	end
end, -10);