import type { OrchestrationInput } from "../types.js";
import { type DurableSessionRuntime } from "./state.js";
export declare const CURRENT_ORCHESTRATION_VERSION = "1.0.79";
/** For top-level named-agent sessions, merge the agent definition's tools into the session config. */
export declare function resolveTopLevelAgentConfig(runtime: DurableSessionRuntime): Generator<any, void, any>;
/**
 * Build the runtime, install versioned tracing, restore the timer state from
 * continueAsNew, run startup gates (creation policy + agent config resolution),
 * and trace the start banner. Returns a runtime ready for `runLoop`.
 *
 * If a startup gate sets `runtime.state.orchestrationResult`, the caller should
 * return that value immediately and skip the loop.
 */
export declare function createRuntime(ctx: any, input: OrchestrationInput, versions: {
    currentVersion: string;
    latestVersion: string;
}): Generator<any, DurableSessionRuntime, any>;
/**
 * Flat event loop: drain the durable message queue + timer fires into the KV
 * FIFO, decide what to dispatch next, and continue-as-new when the loop has no
 * more buffered work.
 *
 * Each iteration is one of:
 *   - drain() pulls events from the durable queue (blocking when idle).
 *   - decide() pops one unit of work (tool action, prompt, FIFO item, digest).
 *   - if neither produced work and no timer/input is pending, CAN.
 *
 * Hard caps on this execution force a CAN to keep history size bounded.
 */
export declare function runLoop(runtime: DurableSessionRuntime): Generator<any, string, any>;
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