Lesson 15 of Track 7 (Git Workflow: From Solo to Multi-Agent Teams). What changes in a git workflow when an AI agent is the one typing the code. Co-authorship conventions including the standard Co-Authored-By trailer and the "Generated with Claude Code" marker. What human review specifically looks for in AI-authored diffs. How PR descriptions and release notes evolve to acknowledge AI contributions honestly. By the end of L15 you can author commits and PRs with AI contributions using clear conventions and review AI-authored work with the specific failure modes in mind.