addSeconds
import { addSeconds } from "https://esm.sh/v135/date-fns@3.6.0/index.d.mts";@example
// Add 30 seconds to 10 July 2014 12:45:00:
const result = addSeconds(new Date(2014, 6, 10, 12, 45, 0), 30)
//=> Thu Jul 10 2014 12:45:30
function addSeconds<DateType extends Date>(date: DateType | number | string, amount: number): DateType;