Here's a complete and professional README.md file for your WeMarket Backend project, incorporating all the features you've implemented — including user authentication, OTP reset, contact form, and nodemailer integration.

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# 📦 WeMarket Backend

This is the official **backend** for the WeMarket platform, built with **Node.js**, **Express**, **MongoDB**, and **Nodemailer**. It handles user authentication (signup, login), password reset via OTP, and contact form submissions.

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## 🚀 Features

- ✅ **User Signup & Login** (`/api/signup`, `/api/login`)
- 🔐 **Secure Password Hashing** with `bcrypt`
- 📩 **Password Reset via Email OTP**
- 📨 **Contact Form Submission**
- 🛡️ **CORS enabled** for frontend interaction
- 📁 Serves static assets from the `/public` folder

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## 📦 Technologies Used

- **Node.js** / **Express**
- **MongoDB** / **Mongoose**
- **Nodemailer** (Gmail SMTP)
- **dotenv** for environment config
- **bcrypt** for password hashing

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## 📂 Project Structure

WeMarket/ ├── models/ │ └── contact.js │ └── OTPToken.js │ ├── User.js ├── routes/ │ └── auth.js ├── public/ │ └── images/ │ └── index.html │ └── reset-password.html │ └── signup.html ├── .env └── README.md ├── server.js

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## 🔧 Setup Instructions

### 1. Clone the repository
```bash
git clone https://github.com/your-username/wemarket-backend.git
cd wemarket-backend

2. Install dependencies

npm install

3. Configure .env

Create a .env file in the root with your credentials:

PORT=4000
MONGO_URI=mongodb://localhost:27017/wemarket

EMAIL_HOST=smtp.gmail.com
EMAIL_PORT=587
EMAIL_USER=your-email@gmail.com
EMAIL_PASS=your-app-password
EMAIL_FROM="Sahil <your-email@gmail.com>"

✅ Make sure to use a Gmail App Password if 2FA is enabled.

4. Start the server

nodemon server.js

Server will run at:

http://localhost:4000

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📮 API Endpoints

🔐 Authentication

• POST /api/signup Register a new user.

• POST /api/login Authenticate user credentials.

🔁 Password Reset (via OTP)

• POST /api/request-otp Sends OTP to registered email.

• POST /api/reset-password Verifies OTP and updates password.

📬 Contact Form

• POST /api/contact Submits contact form details to MongoDB.

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✅ Example CURL Request

curl -X POST http://localhost:4000/api/request-otp \
  -H "Content-Type: application/json" \
  -d '{"email": "youremail@gmail.com"}'

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📌 Notes

• Ensure MongoDB is running locally or configure MONGO_URI for a remote DB.
• For production, consider storing OTPs in hashed form and using HTTPS.
• Use pm2 or Docker for deployment if needed.

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