Strands Agents SDK 发布 harness-python v0.3.1 修复多项问题
原标题：harness-python/v0.3.1
AI 摘要
Strands Agents SDK 发布 harness-python v0.3.1，主要包含多项修复：处理 Bedrock 跨模型家族历史时丢弃目标模型拒绝的推理块、让子代理暴露子任务停止原因而非将阻塞误报为成功、避免移除标记和摘要进入首条消息、向 Claude Haiku 5.5 发送自适应思考、保持工具结果与注入上下文的相邻性等。文档方面更新了 LangGraph 迁移指南、文档图表和 Gemma 4 Strands Decider 模型公告。
正文节选
## harness-python/v0.3.1 _Auto-drafted from commits in `harness-python/v0.3.0..harness-python/v0.3.1`, grouped by conventional-commit type. Edit on the release page after publish if you want a polished writeup; the canonical release notes live on the website._ ### 🐛 Fixes - fix(bedrock): drop reasoning blocks the target model rejects when history crosses model families (#5166) (5cb880559) - fix(subagent): surface the child's stop reason instead of masking blocked runs as success (#5165) (ab88