feature/Add support for file format, and file sizes related states #10
Description
Expand Summary Statistics with File Types and Size Breakdown
What's needed
Make the summary section more useful by adding file type counts, largest files, and other helpful stats.
Current summary
## Summary
- Total files: 15
- Total lines: 342
- Recent files (last 7 days): 3New summary
## Summary
- Total files: 15
- Total lines: 342
- Recent files (last 7 days): 3
- File types: .js (8), .md (3), .json (2), .css (2)
- Largest file: src/main.js (89 lines)
- Average file size: 23 lines