models/Category.js

const mongoose = require('mongoose');

const categorySchema = new mongoose.Schema(
  {
    name: {
      type: String,
      required: [true, '请输入分类名称'],
      trim: true,
      unique: true,
    },
    color: {
      type: String,
      default: '#007AFF',
    },
  },
  {
    timestamps: true,
  }
);

const Category = mongoose.model('Category', categorySchema);

module.exports = Category;