Changed if (person === 'Unknown') to if (person === 'unknown') in order to function properly because Face-Reco gives it in lower case.
Before it always sayd "Hello Unknown, nice to meet you!" in the welcome message (and its translations) for strangers.
Changed
if (person === 'Unknown')
toif (person === 'unknown')
in order to function properly because Face-Reco gives it in lower case. Before it always sayd "Hello Unknown, nice to meet you!" in the welcome message (and its translations) for strangers.