need to add mat tooltip for specific date in mat-datepicker.
https://stackblitz.com/edit/mat-date-tooltip?file=app%2Fdatepicker-start-view-example.ts
I tried with this code but document.querySelectorAll(".endDate .mat-calendar-content[ng-reflect-ng-switch='month']"); is returning empty array
https://stackblitz.com/edit/mat-date-tooltip?file=app%2Fdatepicker-start-view-example.ts