/**
 * Polyfill for Promise.withResolvers() (ES2024, Node 22+).
 * package.json declares "engines": { "node": ">=18.0.0" } so we can't use the native one.
 */
export function withResolvers<T>(): PromiseWithResolvers<T> {
 let resolve!: (value: T | PromiseLike<T>) => void
 let reject!: (reason?: unknown) => void
 const promise = new Promise<T>((res, rej) => {
 resolve = res
 reject = rej
 })
 return { promise, resolve, reject }
}