/**
 * Extracts all slaminar-marked sections from content.
 */
export declare function extractMarkedSections(content: string): Map<string, string>;
/**
 * Merges generated content into an existing file, preserving user content outside markers.
 *
 * For each section in generated:
 *   - If section exists in existing -> replace content within markers
 *   - If section doesn't exist in existing -> append at end
 * All content outside slaminar markers in existing is preserved.
 */
export declare function mergeWithMarkers(existing: string, generated: string): string;