const required = [ 'listen.port',
'webserver.https', 'webserver.hostname', 'webserver.port',
'database.hostname', 'database.port', 'database.suffix',
- 'storage.certs', 'storage.videos', 'storage.logs', 'storage.thumbnails'
+ 'storage.certs', 'storage.videos', 'storage.logs', 'storage.thumbnails', 'storage.previews'
]
const miss = []