message: optimize ease interface
diff: -export const ease = {
  +interface EaseMap {
  + [key: string]: {
  + style: string
  + fn: EaseFn
  + }
  +}
  +
  +export interface EaseFn {
  + (t: number): number
  +}
  +
  +export const ease: EaseMap = {
  // easeOutQuint
  swipe: {
  style: 'cubic-bezier(0.23, 1, 0.32, 1)',
  