text: class DB {
      constructor(sequelize, models) {
          this.sequelize = sequelize;
          this.models = models;
      }
  
      getModel(name) {
          return name in this.models ? this.models[name] : null;
      }
  
      getModels() {
          return this.models;
      }
  }
  
  module.exports = DB;
  