text: const Posts = require('./Posts');
  const Users = require('./Users');
  const Comment = require('./Comment');
  
  Users.hasMany(Posts, {
      foreignKey: 'author_id',
  })
  
  Posts.belongsTo(Users, {
      foreignKey: 'author_id',
  })
  
  Users.hasMany(Comment, {
      foreignKey: 'author_id',
  })
  
  Comment.belongsTo(Users, {
      foreignKey: 'author_id',
  })
  
  Posts.hasMany(Comment, {
      foreignKey: 'post_id'
  })
  
  Comment.belongsTo(Posts, {
      foreignKey: 'post_id'
  })
  
  module.exports = { Posts, Users, Comment }