v0.5.6-beta.4 (2025-12-30)
- 全面重构 Agent 与会话架构：拆分 agent/session/loop/tool/persistence，替换 Thread Presenter 为 Session Presenter，强化消息压缩、工具调用、持久化与导出
- 增强搜索体验：新增 Search Presenter 与搜索提示模板，完善搜索助手与搜索引擎配置流程
- 加固权限与数据：新增命令权限缓存/服务，更新模型与提供商数据库，并补充多语言 i18n 文案
- Agent and session architecture refactor (agent/session/loop/tool/persistence) with Session Presenter replacing Thread Presenter to improve compression, tool calls, persistence, and exports
- Better search experience via new Search Presenter and prompt templates, refining the search assistant and engine setup
- Hardened permissions and data updates with command permission cache/service, refreshed provider/model DB, and broader i18n coverage