/**
 * Resolve the Vestaboard Platform API base URL.
 *
 * Env vars (in order; blank values are skipped):
 * - `PLATFORM_ENDPOINT` — monorepo `config/.env.*`
 * - `V1_PLATFORM_ENDPOINT` — backwards-compat (standalone installable backends)
 */
export declare function resolvePlatformApiUrl(): string;
/**
 * Resolve the message service API base URL.
 *
 * Env vars (in order; blank values are skipped):
 * - `MESSAGE_SERVICE_ENDPOINT` — monorepo `config/.env.*`
 * - `V2_MESSAGE_ENDPOINT` — backwards-compat (installable-kit legacy)
 */
export declare function resolveMessageServiceApiUrl(): string;
/**
 * Resolve the Vestaboard API (GraphQL) base URL without the `/graphql` path.
 *
 * Env vars (in order; blank values are skipped):
 * - `VESTABOARD_API_ENDPOINT` — monorepo `config/.env.*`
 */
export declare function resolveApiBaseUrl(): string;
/**
 * Resolve the Vestaboard web app base URL (simulator, deeplinks).
 *
 * Env vars (in order; blank values are skipped):
 * - `APP_ENDPOINT` — monorepo `config/.env.*`
 */
export declare function resolveWebBaseUrl(): string;
/** GraphQL endpoint for the configured API base. */
export declare function apiGraphqlUrl(): string;
/** Join paths to {@link resolveWebBaseUrl} without duplicated slashes. */
export declare function webHttpUrl(path: string): string;