/**
 * Story 3.5 — live watch mode: incremental re-scan + SSE push to viewer.
 * Reuses runScanPipeline; viewer stays a leaf consumer.
 */
import { type SutraGraph } from "./types.js";
export declare const WATCH_DEBOUNCE_MS = 200;
export interface RunWatchOptions {
    port?: number;
    debounceMs?: number;
    open?: boolean;
}
export interface RunWatchHandle {
    url: string;
    port: number;
    close(): Promise<void>;
}
/** Run watch: initial scan, viewer server with SSE, debounced re-scan on FS change. */
export declare function runWatch(repoRoot: string, cwd: string, opts?: RunWatchOptions): Promise<RunWatchHandle>;
export declare function graphBodyForCompare(graph: SutraGraph): Omit<SutraGraph, "scanned_at" | "commit">;