Add "reaction" method about reatom HOT 1 CLOSED

const filterAtom = atom("", "filterAtom");
const aResource = reatomResource((ctx) => {
  const filter = ctx.spy(filterAtom);
  return ctx.schedule(() => fetch(`/a?${filter}`).then((res) => res.json()));
});
const bResource = reatomResource((ctx) => {
  const filter = ctx.spy(filterAtom);
  return ctx.schedule(() => fetch(`/a?${filter}`).then((res) => res.json()));
});
const cResource = reatomResource(async (ctx) => {
  const a = await Promise.all([ctx.spy(aResource), ctx.spy(bResource)]);
  return a.map((data) => data.b);
});```