export type AcceptInviteResult = {
    userId: string;
    accountId: string;
    isNewUser: boolean;
};
/**
 * Accepts a team invite.
 *
 * 1. Validates token (must be pending and not expired).
 * 2. Checks if user exists (by email).
 *    - If no: Creates User (provider='email', no password yet).
 *    - If yes: Uses existing User.
 * 3. Creates AccountUser link.
 * 4. Updates TeamInvite status to 'accepted'.
 */
export declare function acceptInvite(token: string): Promise<AcceptInviteResult>;
export declare function declineInvite(token: string): Promise<void>;
export declare function getInviteDetails(token: string): Promise<null>;
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