export type InspectedFile = {
    exists: boolean;
    content: string;
    mode: number;
};
export declare const inspectProjectFile: (root: string, relativePath: string) => InspectedFile;
export declare const inspectProjectDirectory: (root: string, relativePath: string) => boolean;
export declare const writeProjectFileAtomically: (root: string, relativePath: string, content: string, mode?: number) => void;
export declare const createSafeBackupDirectory: (projectRoot: string, label: string) => string;
export declare const writeBackupFile: (backupRoot: string, relativePath: string, content: string, mode: number) => void;
export declare const restoreProjectFile: (projectRoot: string, backupRoot: string, relativePath: string) => void;
export declare const removeProjectFile: (projectRoot: string, relativePath: string) => void;