/** Coerce arbitrary text into a 3-8 word kebab-case name, or '' if nothing
 *  usable survives. Lowercases, keeps [a-z0-9], collapses everything else to a
 *  single hyphen, and clamps to the first 8 words. */
export declare function sanitizeSessionName(raw: string): string;
/** Local fallback: derive a name straight from the prompt (no pi call). Drops
 *  stop-words, takes the first few content words. */
export declare function slugFromPrompt(prompt: string): string;
/** Ask pi headlessly for a kebab-case name for `body`, async. Resolves to the
 *  sanitized name, or '' on any failure (non-zero exit, timeout, empty/garbled
 *  output) so the caller can fall back to a local slug. Owns the subprocess
 *  mechanics — crucially it hands pi an immediate stdin EOF: `pi -p` reads
 *  stdin, and execFile's default stdin is an OPEN pipe that never closes, so
 *  without this pi blocks waiting for EOF and the call exits non-zero (the
 *  regression that silently lost every LLM name to the slug fallback).
 *
 *  Exported (not just for tests): the canvas-coupled persistence wrapper
 *  generateAndPersistName lives in naming-persist.ts to keep this module
 *  canvas-free, and imports this pure helper. */
export declare function headlessName(body: string): Promise<string>;
/** A filesystem-safe slug for the `.todos/<slug>.md` fallback path: lowercase,
 *  [a-z0-9] kept, everything else → single hyphen, clamped to 8 words. */
export declare function titleSlug(title: string): string;
/** Ask pi headlessly for a one-line issue title for `note`. Resolves to the
 *  generated title, or a local first-line fallback on any failure (non-zero
 *  exit, timeout, empty output). Async; never throws. */
export declare function generateIssueTitle(note: string): Promise<string>;