interface ConfigData {
    mainCurrency: string;
    minTargetValue: number;
    maxTargetValue: number;
    targetValuePace: number;
    highlightTargetValue: number;
    minTargetYear: number;
    maxTargetYear: number;
}
export declare class Config {
    private static instance;
    private devMode;
    private debugMode;
    private config;
    private constructor();
    private parseConfigFromFile;
    static getInstance(): Config;
    setDevMode(value: boolean): void;
    isDevMode(): boolean;
    setDebugMode(value: boolean): void;
    isDebugMode(): boolean;
    loadConfigFromFile(): Promise<void>;
    getConfig(): ConfigData;
}
export {};