/**
 * Pure command fuzzy score (SURF-005).
 * commandScore(query, value, keywords?) -> number in [0,1]; higher is better.
 * - case-insensitive, NFD + \p{Diacritic} folding (café ~ cafe)
 * - ranking: exact > prefix > word-start > subsequence
 * - index-walk only: never builds a RegExp from user input
 */
/** Max over the value and its keyword list; 0 when nothing matches. */
export declare function commandScore(query: string, value: string, keywords?: readonly string[]): number;
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