Agno v3.1.8 发布：新增 Postgres 检查点存储
原标题：v3.1.8
AI 摘要
Agno 发布 v3.1.8，新增 PostgresCheckpointStore，可将沙箱检查点直接存入 PostgreSQL，使多副本部署无需 S3 或共享文件系统即可恢复会话；检查点按 SHA-256 去重并分块事务写入。该版本还允许公司 Routine 使用内部 Product Manager 或 OS Manager 作为执行器，并将沙箱检查点默认保留数量改为每会话最新三个。此外，Claude 默认模型切换为 claude-sonnet-5-5，并修复了检查点丢失导致会话阻塞等问题。
正文节选
# Changelog ## New Features - Postgres Sandbox Checkpoint Store: Added `PostgresCheckpointStore` for storing sandbox checkpoints directly in PostgreSQL, allowing multi-replica deployments to restore sessions without S3 or shared filesystems. Checkpoints are chunked, written transactionally, deduplicated by SHA-256 and verified on read. It is opt-in; existing checkpoint defaults are unchanged. (#11186) - Framework Managers as Routine Executors: Company Routines can now use the internal Pro