in versioned_plugins.rb [392:399]
def write_versions_index(name, type, versions)
output_asciidoc = "#{logstash_docs_path}/docs/versioned-plugins/#{type}s/#{name}-index.asciidoc"
lazy_create_output_folder(output_asciidoc)
template = ERB.new(IO.read("logstash/templates/docs/versioned-plugins/plugin-index.asciidoc.erb"))
content = template.result_with_hash(name: name, type: type, versions: versions)
File.write(output_asciidoc, content)
end