/**
 * Look up GitHub issue numbers from increment metadata.json.
 *
 * Used to skip DuplicateDetector.createWithProtection() for issues
 * that are already linked in metadata (saves 2-3 API calls per issue).
 *
 * Supports both metadata formats:
 * - NEW: metadata.externalLinks.github.issues{} (keyed by US-ID)
 * - OLD: metadata.github.issues[] (array with userStory field)
 *
 * @module metadata-issue-lookup
 */
/**
 * Get the GitHub issue number for a user story from increment metadata.
 *
 * @param incrementsDir - Path to .specweave/increments/ directory
 * @param featureId - Feature ID (e.g., "FS-621")
 * @param userStoryId - User story ID (e.g., "US-001")
 * @returns Issue number or null if not found
 */
export declare function getIssueNumberFromMetadata(incrementsDir: string, featureId: string, userStoryId: string): Promise<number | null>;
//# sourceMappingURL=metadata-issue-lookup.d.ts.map