Iteration 2: Milestone Definition & Model Training Guide

[mainuddinMains]

Summary

This PR adds comprehensive documentation for Iteration 2 deliverables.

Changes

• MILESTONE_2.md: Defines Iteration 2 goals including frontend redesign, database integration, and model training improvements with success criteria and key deliverables
• MODEL_TRAINING_GUIDE.md: Comprehensive guide for improving model classification accuracy, covering feature engineering, data augmentation, ensemble methods, hyperparameter tuning, and implementation priorities

Key Deliverables

• Frontend redesign with improved UX
• Database layer for persistent data storage
• Continued model training with improved accuracy targets
• Complete end-to-end integration testing

Success Metrics

• Model F1-score improvement ≥5% over Iteration 1
• Frontend accessibility score >90
• Zero critical bugs in core workflows