import { type PdppPin } from "./pins.js";
import { type PdppLaunch } from "./profile.js";
export declare function artifactRootFor(pin: PdppPin, installRoot?: string): string;
/**
 * Read an installed artifact into a launch, refusing one whose manifest does
 * not describe the pinned connector.
 */
export declare function readInstalledLaunch(pin: PdppPin, artifactRoot: string, installRoot: string): Promise<PdppLaunch>;
/**
 * Install the pinned artifact if needed and verify it, returning how to run
 * it. Nothing unverified is ever returned: an existing install is re-checked
 * against the registry's signed digest on every call, and a fresh one is
 * unpacked into a staging directory and moved into place only after the
 * installer has checked its signature and every file digest.
 */
export declare function ensurePinnedArtifact(pin: PdppPin, logPath: string, installRoot?: string): Promise<PdppLaunch>;
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