/**
 * Applies `{placeholder}` values to one tool-call translation template.
 *
 * @param template - Template from the host application or fallback copy.
 * @param variables - Placeholder values keyed by variable name.
 * @returns Formatted string ready for rendering.
 *
 * @private utility of `<Chat/>`
 */
export declare function formatToolCallTranslationTemplate(template: string, variables: Record<string, string | number>): string;