pciarach

**Describe the bug** Currently `formatWeekNumber` function has following signature: `formatWeekNumber: (date: Date) => number;` Before version 7.0, `@types/react-datepicker` package had following signature: `formatWeekNumber?(date: Date): string | number;` **To Reproduce** Try...

## Bug report ### Current Behavior When I use ReactNode for the validation errors in React 19 I end up with the following error: ``` Maximum call stack size exceeded...