import { existsSync } from "node:fs";import { mkdir } from "node:fs/promises";import { join } from "node:path";import { $ } from "bun"; const REFERENCE_DIR = join(import.meta.dirname, "../.reference"); const repos = [  { name: "effect", url: "https://github.com/Effect-TS/effect.git" },  { name: "effect-atom", url: "https://github.com/tim-smart/effect-atom.git" },  { name: "executor", url: "https://github.com/UsefulSoftwareCo/executor.git" },  {    name: "tanstack-router",    url: "https://github.com/TanStack/router.git",  },]; await mkdir(REFERENCE_DIR, { recursive: true }); for (const repo of repos) {  const dest = join(REFERENCE_DIR, repo.name);  if (existsSync(dest)) {    console.log(`Pulling ${repo.name}...`);    await $`git -C ${dest} pull --ff-only`.quiet();  } else {    console.log(`Cloning ${repo.name}...`);    await $`git clone --depth 1 ${repo.url} ${dest}`.quiet();  }  console.log(`  ✓ ${repo.name}`);}