Function envWithBindir

test/gstack-gbrain-sync.test.ts:654–656

* Build an env dict that prepends `bindir` to PATH. Bun's spawnSync does NOT * pick up runtime mutations of `process.env.PATH` — the env must be passed * explicitly to each spawn for the override to take effect.

(bindir: string)

 * explicitly to each spawn for the override to take effect.
 */
function envWithBindir(bindir: string): NodeJS.ProcessEnv {
  return { ...process.env, PATH: `${bindir}:${process.env.PATH || ""}` };
}

describe("planHostnameFoldMigration", () => {
  let bindir: string;