## Rebecca Black

### Instructions

Create the following functions:

- `isFriday` returns true if the date is a friday
- `isWeekend` returns true if the date is a day of the weekend
- `isLeapYear` returns true if the year is a leap year
- `isLastDayOfMonth` returns true if the date is the last day of the month

### Notions

- [date-fns.org/v2.14.0/docs/isWeekend](https://date-fns.org/v2.14.0/docs/isWeekend)
- [date-fns.org/v2.14.0/docs/isAfter](https://date-fns.org/v2.14.0/docs/isAfter)
- [date-fns.org/v2.14.0/docs/isLastDayOfMonth](https://date-fns.org/v2.14.0/docs/isLastDayOfMonth)