import type { AttemptId, ModelSpec, WorkerContract, WorkerLaunchContract, WorkerLaunchContractV1, WorkerLaunchContractV2 } from "./workflow-types.js";
export interface WorkerLaunchAuthority {
    readonly piExecutable: string;
    readonly childExtensionPath: string;
    readonly grantedCapabilities: readonly string[];
    readonly capabilityTools: Readonly<Record<string, readonly string[]>>;
    readonly availableModels: readonly {
        readonly provider: string;
        readonly id: string;
        readonly thinkingLevels: readonly string[];
        readonly defaultThinkingLevel?: string;
    }[];
    readonly projectTrust: "trusted" | "untrusted" | "unresolved";
    readonly requiresProjectResources: boolean;
    readonly inheritedEnvironment: Readonly<Record<string, string | undefined>>;
}
export interface WorkerLaunchAttemptIdentity {
    readonly attemptId: AttemptId;
    readonly workerAttemptGeneration: string;
    readonly supervisorGeneration: string;
}
export interface PiProcessLaunchCommand {
    readonly executable: string;
    readonly args: readonly string[];
    readonly cwd: string;
    readonly env: Readonly<Record<string, string>>;
    readonly parentLivenessFd: 3;
    readonly protocolFd: 4;
    readonly launchContract: WorkerLaunchContractV2;
    readonly launchContractPath: string;
}
export interface ResolvedWorkerLaunch {
    readonly contract: WorkerLaunchContractV2;
    readonly command: PiProcessLaunchCommand;
}
export interface WorkerChildContext {
    readonly mode: "tui" | "rpc" | "json" | "print";
    readonly cwd: string;
    readonly model: {
        readonly provider: string;
        readonly id: string;
    } | undefined;
    readonly thinkingLevel: string | undefined;
    readonly projectTrusted: boolean;
    readonly tools?: readonly string[];
    readonly environmentKeys: readonly string[];
}
export declare class WorkerLaunchValidationError extends Error {
    constructor(message: string);
}
export declare function parseWorkerLaunchContractV1(value: unknown): WorkerLaunchContractV1;
export declare function parseWorkerLaunchContractV2(value: unknown): WorkerLaunchContractV2;
export declare function parseWorkerLaunchContract(value: unknown): WorkerLaunchContract;
export declare function resolveWorkerLaunch(input: {
    readonly contract: WorkerContract;
    readonly attempt: WorkerLaunchAttemptIdentity;
    readonly depth: number;
    readonly prompt: string;
    readonly sessionDirectory: string;
    readonly launchContractPath: string;
    readonly continuedSessionFile?: string;
    readonly forkedSessionFile?: string;
    readonly modelOverride?: ModelSpec;
    readonly authority: WorkerLaunchAuthority;
}): ResolvedWorkerLaunch;
export declare function validateWorkerChildContext(contract: WorkerLaunchContract, context: WorkerChildContext): void;
export declare function isReceiverAuthorityEnvironmentKey(key: string): boolean;
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