/**
 * Frontmatter utilities for skill markdown files.
 * Handles parsing and generating YAML frontmatter for skill metadata.
 */
export interface SkillFrontmatter {
    name: string;
    title?: string;
    tags?: string[];
    updated?: string;
    description?: string;
}
/**
 * Parse frontmatter from markdown content.
 * Returns null if no valid frontmatter found.
 */
export declare function parseFrontmatter(content: string): {
    frontmatter: SkillFrontmatter | null;
    body: string;
};
/**
 * Generate frontmatter string from metadata.
 */
export declare function generateFrontmatter(metadata: SkillFrontmatter): string;
/**
 * Add or update frontmatter in markdown content.
 */
export declare function updateFrontmatter(content: string, metadata: SkillFrontmatter): string;
/**
 * Extract body content without frontmatter.
 */
export declare function extractBody(content: string): string;
/**
 * Check if content has frontmatter.
 */
export declare function hasFrontmatter(content: string): boolean;
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