import type { McpPageEntry } from './existing-flow.js';
export interface BackendAdvert {
    pid: number;
    browserUrl: string;
    port: number;
    sessionId: string;
    startedAt: string;
}
export declare function backendAdvertPathFor(profileDir: string): string;
export declare function newSessionId(): string;
export declare function advertiseBackend(profileDir: string, advert: BackendAdvert): void;
export declare function readLiveAdvert(profileDir: string): BackendAdvert | undefined;
export declare function withdrawAdvert(profileDir: string, sessionId: string): void;
export interface PageOwner {
    sessionId: string;
    pid: number;
}
export interface OwnedPage {
    pageId: number;
    url?: string;
    title?: string;
    owner: PageOwner;
    openedAt: string;
}
export declare function pageRegistryPathFor(profileDir: string): string;
export declare function pruneDeadOwners(profileDir: string): OwnedPage[];
export declare function claimPage(profileDir: string, page: McpPageEntry, owner: PageOwner, at?: string): void;
export declare function releasePages(profileDir: string, filter: {
    pageId?: number;
    sessionId?: string;
}): void;
export declare function livePeerSessions(profileDir: string): PageOwner[];
export type CloseVerdict = {
    ok: true;
} | {
    ok: false;
    reason: string;
};
export declare function checkSharedCloseAllowed(entries: McpPageEntry[], pageId: number, profileDir: string, self: PageOwner, ownedUrls: ReadonlySet<string>): CloseVerdict;
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