interface SideOptions {
    /**
     * Whether this side receives the deployment's public traffic.
     *
     * Container hosts (Railway, Render, Fly.io, Cloud Run, Heroku) tell an app
     * which host and port to bind with the `HOST` and `PORT` env vars. Only the
     * side serving public traffic falls back to them — when the api and web
     * servers run in the same deployment they would otherwise both bind to
     * `PORT` and collide.
     *
     * The web side is the public one whenever both sides are served together,
     * because it proxies api requests. The api side is only public when it is
     * served on its own.
     */
    isPublicSide?: boolean;
}
export declare function getAPIHost({ isPublicSide }?: SideOptions): string;
export declare function getAPIPort({ isPublicSide }?: SideOptions): number;
export declare function getAPIRootPath(): string;
export declare function getWebHost({ isPublicSide }?: SideOptions): string;
export declare function getWebPort({ isPublicSide }?: SideOptions): number;
export {};
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