create-next-flask/dist/templates/default/frontend/node_modules/dayjs/esm/plugin/isTomorrow/index.d.ts

Create a Next + Flask app

import { PluginFunc } from 'dayjs/esm'

declare const plugin: PluginFunc
export = plugin

declare module 'dayjs/esm' {
  interface Dayjs {
    isTomorrow(): boolean
  }
}