Remove ClassGenSystem and obsolete tools from tracking, update course content files with latest revisions.
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Co-Authored-By: Claude <noreply@anthropic.com>
Complete course materials, notes, and learning tools for Jiaotong Daxue intensive Chinese program.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>