/**
 * Shared helper: walk up from a starting directory to find AIWG's package root
 * (the directory containing the package.json with name === 'aiwg').
 *
 * Required because the compiled layout (dist/src/<area>/<file>.js) and the
 * source layout (src/<area>/<file>.ts) are different depths from the package
 * root, so fixed `../../` walks break in one of the two modes. Walking up to
 * the `aiwg` package.json works in both.
 *
 * @issue #1261
 */
/**
 * Walk up from `startDir` looking for a `package.json` with `name === 'aiwg'`.
 * Returns the directory containing that package.json, or `null` if not found
 * within `maxDepth` levels.
 */
export declare function findPackageRoot(startDir: string, maxDepth?: number): string | null;
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