WIP: Save agent roles integration work before CHORUS rebrand

- Agent roles and coordination features
- Chat API integration testing
- New configuration and workspace management

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

github/client.go

@@ -27,6 +27,7 @@ type Config struct {
 	TaskLabel       string // Label for Bzzz tasks
 	InProgressLabel string // Label for tasks in progress
 	CompletedLabel  string // Label for completed tasks
+	Assignee        string // GitHub username for task assignment
 	
 	// Branch management
 	BaseBranch string // Base branch for task branches