Changelog

• 56d0019 adapt changes in x-casaos extension of docker-compose YAML as CasaOS app (#29)
• 8b85885 add --recommend flag to app-management search (#26)
• f327619 change language code to lower cases, e.g. en-US now is en-us, for better i18n support (#28)
• 6648f36 fix incorrect error output in ListApps and ShowLocal commands (#30)
• 791cf83 update logic to adopt new x-casaos extension structure for compose app (#27)