/**
 * Playground — Interactive REPL sandbox for Network-AI
 *
 * Provides an in-process REPL environment with pre-configured mock adapters,
 * a blackboard, budget, auth guardian, and orchestrator — ready to experiment
 * with immediately.
 *
 * Features:
 *   - Pre-wired SwarmOrchestrator with mock CustomAdapter
 *   - LockedBlackboard with in-memory backend
 *   - AuthGuardian with default trust levels
 *   - FederatedBudget with generous defaults
 *   - REPL context exposes all key objects
 *   - Helper functions: delegate(), bb(), budget(), agents()
 *
 * Usage:
 *   import { startPlayground } from 'network-ai';
 *   await startPlayground();
 *
 * CLI:
 *   npx network-ai playground
 *
 * @module Playground
 * @version 1.0.0
 */
import { EventEmitter } from 'events';
/** Configuration for the playground environment */
export interface PlaygroundConfig {
    /** Welcome banner (set to '' to disable) */
    banner?: string;
    /** REPL prompt string (default: 'swarm> ') */
    prompt?: string;
    /** Pre-register mock agent handlers (name → response) */
    mockAgents?: Record<string, (input: string) => string | Promise<string>>;
    /** Budget ceiling (default: 100) */
    budgetCeiling?: number;
    /** Whether to show tips on startup (default: true) */
    showTips?: boolean;
}
/** Playground instance — provides access to all sandbox objects */
export interface PlaygroundInstance {
    /** The playground event emitter */
    emitter: EventEmitter;
    /** Stop the playground */
    stop: () => void;
    /** Whether the playground is running */
    isRunning: boolean;
}
/** Simple mock agent registry for the playground */
export declare class MockAgentRegistry {
    private handlers;
    private callLog;
    /** Register a mock agent */
    register(name: string, handler: (input: string) => string | Promise<string>): void;
    /** List registered mock agents */
    list(): string[];
    /** Call a mock agent */
    call(name: string, input: string): Promise<string>;
    /** Get call history */
    history(): ReadonlyArray<{
        agentId: string;
        input: string;
        output: string;
        timestamp: number;
    }>;
    /** Clear call history */
    clearHistory(): void;
}
/**
 * Start an interactive playground REPL with mock adapters.
 *
 * All key Network-AI objects are available in the REPL context.
 * Mock agents respond instantly with deterministic outputs.
 */
export declare function startPlayground(config?: PlaygroundConfig): PlaygroundInstance;
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