/**
 * 将 NiuBot stable system context 同步到 Cursor workspace rules（.cursor/rules/*.mdc）。
 * 仅由 cursor backend 使用。
 */
export declare const CURSOR_RULES_DIR = ".cursor/rules";
export declare const CURSOR_ENGINE_RULE_BASENAME = "niubot-engine.mdc";
/** @deprecated 已合并进 niubot-engine.mdc，仅用于清理旧文件 */
export declare const CURSOR_RECOVERY_RULE_BASENAME = "niubot-recovery.mdc";
export interface SyncCursorWorkspaceRulesResult {
    engineUpdated: boolean;
    rulesDir: string;
}
/**
 * 将 stable context 写入 workspace/.cursor/rules/。
 * 使用旁路 .hash 文件避免无变化时反复写盘。
 */
export declare function syncCursorWorkspaceRules(workingDirectory: string, stableContext: string, options?: {
    niubotVersion?: string;
}): SyncCursorWorkspaceRulesResult;