import type { SessionTokenBudget } from '../../store/budget/index.js';
import type { SessionId, TurnId } from '../ids/index.js';
import type { LLMProvider } from '../provider/index.js';
import type { BaseAgentConfig, BaseAgentResult } from './base.js';
export interface StepContext {
    /** Shared authority; reserve a child scope before invoking another agent. */
    budget: SessionTokenBudget;
    sessionId: SessionId;
    turnId: TurnId;
    stepIndex: number;
    totalSteps: number;
    previousResults: Map<string, unknown>;
    provider?: LLMProvider;
    signal?: AbortSignal;
    env: Record<string, string>;
}
export interface PipelineStep<TInput = unknown, TOutput = unknown> {
    name: string;
    description?: string;
    execute(input: TInput, context: StepContext): Promise<TOutput>;
    rollback?(input: TInput, context: StepContext): Promise<void>;
    validate?(input: TInput): boolean;
}
export interface PipelineAgentConfig extends BaseAgentConfig {
    steps: PipelineStep[];
    provider?: LLMProvider;
    continueOnError?: boolean;
}
export interface PipelineStepResult {
    stepName: string;
    status: 'completed' | 'failed' | 'skipped';
    output?: unknown;
    error?: string;
    durationMs: number;
}
export interface PipelineAgentResult extends BaseAgentResult {
    stepResults: PipelineStepResult[];
    completedSteps: number;
    totalSteps: number;
}
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