/**
 * Runtime auth bridge URL resolution — shared across all product app shells.
 *
 * All Burdenoff products use a single central bridge at app.burdenoff.com
 * (or alphaapp.burdenoff.com for alpha) to share auth state across different
 * TLDs via a hidden iframe + postMessage.
 *
 * This module resolves the correct bridge config based on the current hostname,
 * following the same pattern as `resolveGatewayUrls()`.
 *
 * @module @burdenoff/fe-libs/shared/config/authBridgeUrls
 */
export interface RuntimeAuthBridgeConfig {
    url: string;
    allowedOrigins: string;
    debug: boolean;
}
/**
 * Resolve runtime auth bridge configuration from the current hostname.
 *
 * Priority:
 * 1. Known production domains (all products) -> production bridge (app.burdenoff.com)
 * 2. Known alpha/staging domains (all products) -> alpha bridge (alphaapp.burdenoff.com)
 * 3. Everything else -> local development bridge (app.local.burdenoff.com)
 */
export declare function resolveAuthBridgeConfig(): RuntimeAuthBridgeConfig;
/**
 * Auth bridge config for an app shell, desktop-aware.
 *
 * Desktop (Electron) shells must NOT stand up the cross-TLD iframe bridge: the
 * window is served from a custom scheme, the hidden iframe can never share a
 * cookie jar with it, and the desktop shell owns its own session. Returning
 * `undefined` there mirrors the per-shell `resolveAppAuthBridgeConfig()` that
 * products implement today (see vibecontrols-app `src/electronRuntime.ts`).
 */
export declare function resolveShellAuthBridgeConfig(): RuntimeAuthBridgeConfig | undefined;
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