/**
 * Library constants
 */
export declare class Constants {
    /**
     * The library root. When this library is used
     * as a dependency in a project, the "libRoot"
     * will be the path to the dependency folder,
     * inside the "node_modules".
     */
    libRoot: string;
    /**
     * The app root. When this library is used
     * as a dependency in a project, the "appRoot"
     * will be the path to the root project!
     */
    appRoot: string;
    constructor();
    /**
     * Extra values that we can add to the original Express request.
     */
    get requestExtraVariables(): {
        cidReceivedInRequest: string;
        cidNew: string;
    };
}
export declare const constants: Constants;
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