import type { GithubMetadata } from "./schema.js";
export interface GithubRepoRef {
    owner: string;
    repo: string;
}
export declare function parseGithubRepoUrl(url: string | undefined): GithubRepoRef | undefined;
/**
 * Resolve a GitHub token from the environment. `GH_TOKEN` is checked
 * first because that is the name the GitHub CLI and the scaffolded
 * workflows use; `GITHUB_TOKEN` is the Actions-provided name. Reading
 * only one of the two meant `sync-github.yml` — which passes
 * `GH_TOKEN` — silently ran unauthenticated.
 */
export declare function resolveGithubToken(): string | undefined;
export declare function fetchGithubMetadata(ref: GithubRepoRef, token?: string | undefined): Promise<GithubMetadata | undefined>;
/**
 * Build the patch that `sync github` writes to `record.github`.
 *
 * Merges fetched metadata into the existing `record.github.repository`
 * block rather than replacing it — sync only owns the fields it
 * explicitly writes. Every other field (curator-written `description`,
 * once-fetched `id`/`node_id`, manually-added metadata, etc.) survives.
 *
 * `latestReleaseAt` and `homepage` live at the top level of `github`
 * (the schema's `githubMetadataSchema` shape), not nested inside
 * `repository`.
 */
export declare function buildGithubSyncPatch(metadata: GithubMetadata, existingGithub: Record<string, unknown> | undefined): Record<string, unknown>;
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