Scheduling Work with eve

import { defineDynamicSchedules } from 'eve/experimental/schedules';
import { z } from 'zod';
import slack from '../channels/slack';
import { resolveCurrentUser, resolveDm } from '../lib/users';
 
export default defineDynamicSchedules({
  description: "Schedule tasks that report back in the creator's Slack DM.",
  inputSchema: z.object({ task: z.string().min(1).max(2000) }).strict(),
  // Look up the creator's current access before each run. Return null to deny.
  auth: ({ principal }) => resolveCurrentUser(principal),
  async run({ payload, occurrence, to, auth }) {
    await to(slack, await resolveDm(auth)).send(`Do this task now: ${payload.task}`, {
      // Runs can repeat; the same key reaches the session the first attempt started.
      idempotencyKey: `${occurrence.executionId}:task`,
    });
  },
});