feat: Speed & intelligence overhaul - 3x faster with natural responses

fix: Update import path in app.py for HF deployment

feat: Major scraper enhancements - consistent format, better extraction, per-month costs

fix: Restore working Hugging Face deployment structure

fix: Restore working app.py structure from pre-merge version

feat: Add comprehensive logging to app.py startup

fix: Add app.py wrapper for Hugging Face Spaces compatibility