/**
 * Shape of `bundle.drop.config.js` after it is loaded through Metro.
 */
export type RuntimeDeliveryConfig = {
    manifestBaseUrl: string;
    manifestAccessId: string;
    publicKeys: Record<string, {
        kty: 'EC';
        crv: 'P-256';
        x: string;
        y: string;
    }>;
};
/** Returns true only for a complete package-managed trust configuration. */
export declare function isRuntimeDeliveryConfigured(value: unknown): value is RuntimeDeliveryConfig;
export type BundleDropProjectConfig = {
    /** Persisted project shape used to keep Expo and bare runtime behavior distinct. */
    projectType?: 'expo' | 'bare';
    /** BundleDrop backend base URL. */
    serverUrl: string;
    /** Organization identity used for public API calls. */
    org: {
        /** Organization slug. */
        slug: string;
    };
    /** Project identity and public access configuration. */
    project: {
        /** Human-readable project name. */
        name: string;
        /** Project slug used by public API calls. */
        slug: string;
        /** Optional public API key used by CLI/runtime integrations. */
        apiKey?: string;
    };
    /**
     * Runtime compatibility source. Concrete platform values are the default for
     * both bare and Expo projects. Expo projects may explicitly delegate runtime
     * resolution to the Expo app config; the Expo Metro wrapper then replaces that
     * declaration with the concrete values embedded in the build.
     */
    runtimeVersion?: {
        /** iOS runtime version. */
        ios?: string | {
            source: 'appVersion' | 'nativeVersion';
        };
        /** Android runtime version. */
        android?: string | {
            source: 'appVersion' | 'nativeVersion';
        };
    } | {
        /** Explicitly resolve concrete values from the evaluated Expo app config. */
        source: 'expo';
    };
    /** Default OTA channel used before runtime code sets another channel. */
    defaultChannel?: string;
    /** Rollback/crash recovery tuning. */
    rollback?: {
        /** Crash count required before rollback. */
        maxCrashCount?: number;
        /** How Bundle Drop marks a newly launched OTA bundle healthy. */
        healthCheckMode?: 'auto' | 'manual';
        /** Seconds to wait before automatically marking a candidate healthy in auto mode. */
        healthyAfterSec?: number;
    };
};
/** Internal Metro-resolved config. Generated trust data is deliberately absent from the public type. */
export type ResolvedBundleDropProjectConfig = BundleDropProjectConfig & {
    runtimeDelivery?: RuntimeDeliveryConfig;
};
export declare function loadConfig(): ResolvedBundleDropProjectConfig;