Financial Advisor Enhancements: Branch Visualization, Data Source Tracking, and Debug Mode

[zhangfengcdt]

Summary

This PR adds three major enhancements to the Financial Advisor example:

1. Enhanced Branch Visualization - Improved visualize command with color-coded branch tree display
2. Data Source Indicators - Clear distinction between real market data vs simulated data
3. Debug Mode for Recommendations - Optional --debug flag to display OpenAI prompts

🌳 Branch Visualization Enhancement

Changes

• Updated visualize command to show all repository branches in a color tree structure
• Removed list-branches command (functionality merged into visualize)
• Added branch hierarchy display with recent commits for current branch

Features

• Color-coded branch indicators:
  • ● Current branch (green)
  • ◆ Main branch (blue)
  • ○ Other branches (normal)
• Shows recent commits under current branch
• Sorted display with main/master branch first
• Interactive legend and helpful commands