A comprehensive AI-powered crop recommendation system that combines machine learning with agricultural domain expertise to provide farmers with optimal crop selection, fertilizer recommendations, and profitability estimates.

• 🌱 Crop Recommender - LightGBM classifier recommending optimal crops based on soil & weather
• 🧪 Fertilizer Recommender - Hybrid ML + lookup system for precise fertilizer suggestions
• 💰 Profit Estimator - LightGBM regressor predicting yield and profitability

• SHAP Integration - Feature importance explanations for trained models
• Rule-based Fallback - Agricultural domain rules when models aren't trained
• Human-friendly Insights - Plain English explanations for all recommendations

• Unified API - Single function combining all three models
• Input Validation - Robust error handling and data validation
• CLI Interface - Easy command-line usage with JSON I/O