import type { Optional } from '@sudobility/types';
export interface EnvironmentVariables {
    NODE_ENV?: Optional<'development' | 'production' | 'test'>;
    [key: string]: Optional<string>;
}
export interface EnvProvider {
    get<K extends keyof EnvironmentVariables>(key: K, defaultValue?: Optional<string>): Optional<EnvironmentVariables[K] | string>;
    isDevelopment(): boolean;
    isProduction(): boolean;
    isTest(): boolean;
    getAll(): EnvironmentVariables;
}
export interface FirebaseConfig {
    apiKey: string;
    authDomain: string;
    projectId: string;
    storageBucket: string;
    messagingSenderId: string;
    appId: string;
    measurementId?: Optional<string>;
    vapidKey?: Optional<string>;
}
export interface AppConfig {
    wildDuckBackendUrl: string;
    indexerBackendUrl: string;
    revenueCatApiKey: string;
    walletConnectProjectId: string;
    privyAppId: string;
    firebase: FirebaseConfig;
    useCloudflareWorker: boolean;
    cloudflareWorkerUrl: string;
    useMockFallback: boolean;
}
export interface AnalyticsEventProperties {
    [key: string]: Optional<string | number | boolean>;
}
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