import type { ServerWebSocket } from 'bun';
import type { RegistryAgnosticEngine } from '../../core/engine.ts';
import type { PrometheusExporter } from '../../observability/metrics.ts';
import type { AuthConfig } from '../authentication.ts';
import { type WebSocketData } from '../json-rpc-websocket-runtime.ts';
import type { OpenApiSecuritySchemeName } from '../openapi.ts';
import type { ServerContext } from './context.ts';
type ServerFetchOptions = {
    engine: RegistryAgnosticEngine;
    prometheusExporter?: PrometheusExporter;
    discoveryInfo?: import('../discovery-info.ts').DiscoveryInfo;
    publicOrigin?: string;
    trustedHosts?: ReadonlyArray<string>;
    maxRequestBodyBytes?: number;
};
export declare function deriveSupportedOpenApiSecuritySchemes(auth: AuthConfig | undefined): ReadonlySet<OpenApiSecuritySchemeName>;
export declare function handleServerFetchRequest(server: ReturnType<typeof Bun.serve>, context: ServerContext, options: ServerFetchOptions, originalRequest: Request): Promise<Response | undefined>;
export declare function createServerWebSocketHandlers(context: ServerContext, options: ServerFetchOptions, cleanupWorkflowIndex: (operationId: string) => void): {
    open: (ws: ServerWebSocket<WebSocketData>) => void;
    message: (ws: ServerWebSocket<WebSocketData>, rawMessage: string | Buffer) => void;
    close: (ws: ServerWebSocket<WebSocketData>) => void;
};
export {};