const mongoose = require('mongoose'); const userSchema = new mongoose.Schema({ username: { type: String, required: true, unique: true, trim: true }, email: { type: String, required: true, unique: true, trim: true }, password: { type: String, // Wird davor zu einem Hash umgewandelt required: true }, createdAt: { type: Date, default: Date.now }, isAdmin: { type: Boolean, default: false // Standardwert ist false } }); module.exports = mongoose.model('User', userSchema);