/**
 * Route Module Manifest
 *
 * Tracks and caches module dependencies per route to enable:
 * - Expanded modulepreload hints (all dependencies, not just page/layout)
 * - Module batch endpoint (coalesce multiple requests)
 * - Background bundle generation
 * - 103 Early Hints with predictive preloading
 *
 * @module module-system/manifest/route-module-manifest
 */
interface ModuleEntry {
    path: string;
    critical: boolean;
    loadOrder: number;
    sizeBytes?: number;
}
interface RouteManifest {
    route: string;
    modules: ModuleEntry[];
    moduleCount: number;
    totalSizeBytes?: number;
    updatedAt: number;
    renderCount: number;
}
export declare function startModuleCollection(requestId: string): void;
export declare function recordModuleLoad(requestId: string, modulePath: string, _critical?: boolean): void;
export declare function finishModuleCollection(requestId: string, projectSlug: string | undefined, route: string, criticalModules?: string[]): void;
export declare function getRouteManifest(projectSlug: string | undefined, route: string): RouteManifest | null;
export declare function getRouteModulePaths(projectSlug: string | undefined, route: string): string[];
export declare function getCriticalModulePaths(projectSlug: string | undefined, route: string): string[];
export declare function recordSSRModules(projectSlug: string | undefined, route: string, modules: string[]): void;
export declare function generateModulePreloadHintsFromManifest(projectSlug: string | undefined, route: string, maxHints?: number): string[];
export declare function getManifestStats(): {
    routeCount: number;
    totalModules: number;
    routes: Array<{
        route: string;
        moduleCount: number;
        renderCount: number;
    }>;
};
export declare function clearProjectManifests(projectSlug: string): void;
export declare function clearAllManifests(): void;
export {};
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