/**
 * Discovery of BABYSITTER.md files from a starting directory up to the git repo root.
 *
 * Walks the directory hierarchy upward, collecting BABYSITTER.md files (case-insensitive)
 * at each level, and returns them sorted from repo root to leaf.
 *
 * @module prompts/babysitterMdDiscovery
 */
/** A discovered BABYSITTER.md file with its content and location metadata. */
export interface BabysitterMdFile {
    /** Absolute file path */
    filePath: string;
    /** Content of the file */
    content: string;
    /** Path relative to the repo root (forward-slash separated) */
    relativePath: string;
}
/**
 * Finds the git repository root by walking upward from `startDir` looking for
 * a `.git` directory or file.
 *
 * @param startDir - The directory to start searching from.
 * @returns The absolute path to the repo root, or `undefined` if not inside a git repo.
 */
export declare function findGitRoot(startDir: string): string | undefined;
/**
 * Discovers BABYSITTER.md files from `startDir` upward to the git repo root.
 *
 * At each directory level the function reads directory entries and performs a
 * case-insensitive match against "babysitter.md". Results are returned sorted
 * from repo root to leaf (outermost first).
 *
 * @param startDir - The directory to start searching from. Defaults to `process.cwd()`.
 * @returns An array of discovered files sorted root-to-leaf, or an empty array
 *   if not inside a git repo or no files are found.
 */
export declare function discoverBabysitterMdFiles(startDir?: string): BabysitterMdFile[];
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