import type http from "node:http";
import type { ChatScope } from "../types/chat.js";
export declare const PUBLIC_LOCAL_DEV_USER_ID_HEADER = "x-orchestra-user-id";
export interface PublicApiPrincipal {
    id: string;
    displayName: string;
    source: "local_dev_header";
}
export interface PublicApiAuthContext {
    requestId: string;
    principal: PublicApiPrincipal;
    scope: ChatScope;
    rateLimitKey: string;
}
export declare function authenticatePublicApiRequest(input: {
    request: http.IncomingMessage;
    requestId: string;
    workspaceKey: string;
}): PublicApiAuthContext;
export declare function workspaceKeyForRoot(root: string): string;