/**
 * Shared multi-source discovery paths.
 *
 * All resource loaders (skills, commands, rules, plugins) use this to find
 * files across native .iron-rain/ directories AND well-known AI tool locations
 * (Claude Code, Cursor, Windsurf).
 *
 * Priority: iron-rain (project) > iron-rain (user) > Claude Code > Cursor > Windsurf > Custom
 */
export interface DiscoverySource {
    path: string;
    label: string;
}
export declare function isMarkdownFile(filename: string): boolean;
/**
 * Build discovery paths for a given resource subdirectory.
 *
 * @param subdir - e.g. "skills", "commands", "rules"
 * @param cwd    - project root (defaults to process.cwd())
 * @returns Ordered list of directories to scan, with labels for UI grouping.
 *
 * @example
 *   getResourcePaths("skills")
 *   // → .iron-rain/skills, ~/.iron-rain/skills,
 *   //   .claude/skills, ~/.claude/skills,
 *   //   .claude/commands (for "commands" subdir),
 *   //   .cursor/rules (for "rules" subdir), etc.
 */
export declare function getResourcePaths(subdir: string, cwd?: string): DiscoverySource[];
/**
 * Scan a directory for markdown files (flat) and subdirectory SKILL.md files.
 * Returns {name, filePath, parentDir?} tuples.
 */
export declare function scanDirectory(dirPath: string): Array<{
    name: string;
    filePath: string;
    parentDir?: string;
}>;
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