v0.3.1

What's Changed

• docs(readme): 新封面图 + DeepSeek Harness 徽章 + demo.gif 移位 by @chumingjun in #40
• docs(readme): 优化中英文说明并支持 Node 22.13 by @chumingjun in #41
• fix(web): 精简画布运行控件并更新安装指引 by @chumingjun in #42
• chore(release): v0.3.1——8 包升版 by @chumingjun in #43
• fix(release): 发版 runner 回退 Node 24.15，修 boot-smoke 起不来 by @chumingjun in #44

Full Changelog: v0.3.0...v0.3.1