{ $scheme }: wildcard sources in ‘{ $directive }’ directives must include at least one non-generic sub-domain (e.g., *.example.com rather than *.com)
{ $scheme }: izvori zamjenskih znakova u ‘{ $directive }’ direktivama moraju uključivati barem jednu ne generičku poddomenu (npr., *.example.com radije nego *.com)