const mongoose = require('mongoose'); const UserSchema = new mongoose.Schema({ name: { type: String, required: true }, email: { type: String, required: true }, password: { type: String, required: true }, image: { data: Buffer, contentType: String }, role: { type: String, default: 'Student' }, date: { type: Date, default: Date.now }, xp: { type: Number, default: 0 } }); const User = mongoose.model('User', UserSchema); module.exports = User;