export type HyperframesRuntimeBuildOptions = {
    sourceUrl?: string;
    defaultParityMode?: boolean;
    minify?: boolean;
};
/**
 * Build the runtime IIFE from source via esbuild.
 *
 * Returns `null` when `entry.ts` does not exist at the resolved path —
 * this happens in bundled / published contexts where only `dist/` ships.
 * Callers must fall back to the pre-built artifact or the inlined constant.
 */
export declare function buildHyperframesRuntimeScript(options?: HyperframesRuntimeBuildOptions): string | null;
//# sourceMappingURL=hyperframesRuntime.engine.d.ts.map