/**
 * Slide template registry loader — reads and validates the lumen-slides
 * pattern metadata from skills/lumen-slides/_templates/index.json.
 *
 * Path resolution: tries two candidate directories in order, uses the first
 * that exists. Production install ships skills/ both at the package root AND
 * mirrored at dist/skills/ (per the prebuild script in package.json).
 */
export interface SlidePattern {
    pattern_key: string;
    name: string;
    description: string;
    composition_variants: string[];
    required_slots: string[];
    optional_slots: string[];
    css_class_contract: string[];
    supports_reveal: boolean;
}
export interface TemplateRegistry {
    version: string;
    patterns: SlidePattern[];
}
/** Load and validate the slide template registry. Cached after first call. */
export declare function loadTemplateRegistry(): TemplateRegistry;
/** Look up a slide pattern by its pattern_key. Uses the cached registry. */
export declare function getPatternByKey(key: string): SlidePattern | undefined;
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