text: const Comment = require('../models/comment');
  const Like = require('../models/like');
  const Post = require('../models/post');
  const User = require('../models/user');
  
  Post.belongsTo(User);
  User.hasMany(Post);
  Post.belongsToMany(User, { through: Like });
  User.belongsToMany(Post, { through: Like });
  Comment.belongsTo(Post);
  Comment.belongsTo(User);
  Post.hasMany(Comment);
  