/**
 * OAuth scopes that must be granted on the user's Google account in order
 * for the keyshare backup upload to Google Drive to succeed.
 *
 * Exported so host apps can pre-flight check / display these in their own
 * UX if they want to. Kept as a `readonly` tuple to discourage mutation.
 */
export declare const GOOGLE_DRIVE_BACKUP_REQUIRED_SCOPES: readonly ["https://www.googleapis.com/auth/drive.appdata", "https://www.googleapis.com/auth/drive.file"];
export declare const findMissingGoogleDriveBackupScopes: (grantedScopes: readonly string[]) => string[];
export declare const hasAllGoogleDriveBackupScopes: (grantedScopes: readonly string[]) => boolean;