vaibhavverma389/digital-mandi

# 🌾 AI-Driven Smart Agriculture Marketplace (Digital Mandi) A scalable full-stack web application that connects farmers and traders directly, eliminating middlemen and improving price transparency using AI-powered insights. --- ## 🚀 Overview Digital Mandi is an intelligent agriculture marketplace that enables farmers to sell crops directly while allowing traders to bid in real-time. The platform integrates AI for crop quality grading and price prediction, ensuring fair and data-driven trade decisions. --- ## ✨ Key Features ### 🧑‍🌾 Farmer Features * Direct crop listing to marketplace * AI-based crop quality grading (image analysis) * Smart price prediction based on crop & quality * Real-time bid management (accept/reject) * Secure deal closure with controlled data sharing ### 💼 Trader Features * Browse AI-verified crop listings * Place bids in real-time * Track bids (pending, accepted, rejected) * Access seller details only after bid acceptance --- ## 🛠️ Tech Stack ### Frontend * React.js (Vite) * Tailwind CSS * Framer Motion * Axios ### Backend * Node.js * Express.js * MongoDB (Mongoose) * JWT Authentication & Bcrypt * MVC Architecture ### AI Integration * Google Gemini API (for crop grading & pricing logic) * ImageKit (cloud image storage) --- ## 🧠 Key Highlights * Implemented **role-based authentication (RBAC)** for secure access * Designed **RESTful APIs** for scalable backend architecture * Integrated **AI-driven decision-making** for crop grading and pricing * Ensured **data privacy** by restricting sensitive information access * Optimized database queries for better performance --- ## ⚙️ Installation & Setup ### Prerequisites * Node.js * MongoDB (Local / Atlas) * Python (for AI services) --- ### Clone Repository ```bash git clone github.com cd digital-mandi ``` --- ### Backend Setup ```bash cd backend npm install ``` Create `.env` file: ```env PORT=5000 MONGODB_URI=your_mongodb_uri JWT_SECR …