- Add PackageClassifier with built-in dictionary (~200 popular packages)
- Hardcode Python 3.10+ stdlib list to filter out standard library imports
- Add PyPI API lookup for unknown packages (online mode, 3s timeout)
- Cache PyPI results in .wtismycode/cache/pypi.json
- Add --offline flag to skip PyPI lookups
- Classify packages into: HTTP, Database, Queue, Storage, AI/ML, Auth, Testing, Logging, Internal, Third-party
- User config integration_patterns override auto-detection
- Update renderer to show integrations grouped by category
- Update ARCHITECTURE.md template with new integration format
- New 'archdoc stats' command showing project statistics without generating docs
- Symbol breakdown by kind (class/function/method/async)
- Top-10 by fan-in and fan-out
- Detected integrations (HTTP/DB/Queue)
- Basic cycle detection on module imports
- Colored terminal output using 'colored' crate
- Progress bar for file parsing using 'indicatif' crate
- Generation summary showing files/modules/symbols/edges/integrations