title: How to sort in mongoose by specific order?
body: <p>I have Mongoose model:</p>
  <pre><code>const mongoose = require('mongoose')
  
  const { Schema } = mongoose
  
  const schema = new Schema({
      Name: { type: String }, 
      Category: { type: String },
      Price: { type: Number } 
  })
  
  module.exports = mongoose.model('Product', schema)
  
  </code></pre>
  <p>And I have to sort by Category field. Sort order is</p>
  <pre><code>['Clothes', 'Accessories', 'Footwears']
  </code></pre>
  <p>How cat I do it?</p>