import type { ExtensionAPI, ExtensionContext } from "@earendil-works/pi-coding-agent";
export declare const CUSTOM_TURN_ADMISSION_CHANNEL = "pi-notes-compaction:custom-turn-admission:v1";
export interface CustomTurnAdmission {
    protocol: 1;
    ctx: ExtensionContext;
    preparation?: Promise<void>;
}
export declare function admitCustomTurn(pi: ExtensionAPI, ctx: ExtensionContext): Promise<void> | undefined;