function isDayOfWeekTypeimport { isDayOfWeekType } from "https://deno.land/x/netzo@0.3.66/deps/react-day-picker.ts"; isDayOfWeekType(value: unknown): value is DayOfWeekReturns true if value is a DayOfWeek type. Returns true if value is a DayOfWeek type. Parametersvalue: unknownReturnsvalue is DayOfWeek