{ $scheme }: wildcard sources in ‘{ $directive }’ directives must include at least one non-generic sub-domain (e.g., *.example.com rather than *.com)
{ $scheme }: Wurazy ze zastupowacymi symbolemi w direktiwach '{ $directive }' dyrbja znajmjeńša jednu specifisku poddomenu wobsahować (na př. *.example.com město *.com)