改进：

• 多人协作新增部署同步功能
• 实战项目中“插入答案”交互修改
• 训练营平台功能教程改进

修复：

• 机器学习课程中部分错误
• 模块开发专区帮助文档图片无法显示
• 应用中心评分机制问题

Improvements:

• Deployment synchronization in multi-person collaboration.
• Modification of “Insert answer” interaction in Practice of Classroom.
• Platform guidance of Classroom.

Bugs fixed:

• Errors in Machine Learning course of Classroom.
• Image display problem in Module Develop page.
• Rate mechanism in App Center.