/**
 * Converts a Langfuse prompt name (`<feature-slug>/<operation>`, kebab-case with
 * slash-separated virtual folders) into the PascalCase `LLMPrompt` enum member.
 * `city-prediction/predict-city-name` → `CityPredictionPredictCityName`. The
 * underscore subprompt convention (`_sections`) is preserved as a segment so
 * section prompts get distinct members.
 */
export declare function promptNameToEnumMember(promptName: string): string;