/**
 * Plugin Manager for cross-cutting capabilities.
 * Manages plugins that generate additional artifacts alongside strategy output.
 * @module
 */
import type { CrossCuttingArtifacts, CrossCuttingCapability } from "./types.js";
/**
 * Plugin interface - all cross-cutting plugins must implement this.
 */
export interface CrossCuttingPlugin {
    /** Plugin identifier */
    readonly name: CrossCuttingCapability;
    /** Plugin version */
    readonly version: string;
    /**
     * Execute the plugin on strategy output.
     */
    execute<T>(strategyOutput: T, context: PluginContext): Promise<PluginResult>;
}
/**
 * Context provided to plugins during execution.
 */
export interface PluginContext {
    approach: string;
    requestId: string;
    metadata: Record<string, unknown>;
}
/**
 * Result from plugin execution.
 */
export interface PluginResult {
    success: boolean;
    artifacts?: Partial<CrossCuttingArtifacts>;
    error?: Error;
}
/**
 * Plugin Manager - manages cross-cutting capability plugins.
 *
 * Executes plugins in parallel using Promise.allSettled for resilience.
 *
 * @example
 * ```typescript
 * manager.register(new DiagramPlugin());
 * const artifacts = await manager.execute(['diagram'], output, context);
 * ```
 */
export declare class PluginManager {
    private readonly plugins;
    /**
     * Register a plugin.
     */
    register(plugin: CrossCuttingPlugin): void;
    /**
     * Execute selected plugins on strategy output in parallel.
     */
    execute<T>(capabilities: CrossCuttingCapability[], strategyOutput: T, context: PluginContext): Promise<{
        artifacts: CrossCuttingArtifacts;
        executed: string[];
        errors: Array<{
            plugin: string;
            error: Error;
        }>;
    }>;
    /**
     * Check if a capability is available.
     */
    has(capability: CrossCuttingCapability): boolean;
    /**
     * List all registered plugins.
     */
    list(): Array<{
        name: CrossCuttingCapability;
        version: string;
    }>;
    private mergeArtifacts;
}
/**
 * Default singleton instance.
 */
export declare const pluginManager: PluginManager;
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