[Question]: 希望提供升级指南

## Question or topic

[What would you like to ask or discuss?]

升级v2 有哪些破坏性变更？历史消息、日志、记忆是否兼容？

## Context

[Relevant setup: QwenPaw version, channel, skill, or use case. This helps others answer.]

## Tried so far

[Optional: what you already tried or read (docs, issues, etc.).]

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**Note:** For general questions or ideas, [GitHub Discussions](https://github.com/agentscope-ai/QwenPaw/discussions) may get more visibility. Use this template when the answer might lead to a bug report, feature request, or doc change.