defaults = { 'apt': { 'repos': { 'yarn': { 'items': [ 'deb https://dl.yarnpkg.com/{os}/ stable main', ], }, 'node': { 'items': [ 'deb https://deb.nodesource.com/node_10.x {os_release} main', 'deb-src https://deb.nodesource.com/node_10.x {os_release} main', ], }, }, 'unattended-upgrades': { 'origins': { 'o=Node Source,l=Node Source,c=main', 'o=yarn,a=stable,n=stable,l=yarn-stable,c=main', }, }, 'packages': { 'nodejs': {}, 'yarn': {}, }, }, }