rename: 파일명 변경안된 오류 해결(#21)

models/Friend.js

-// models/friend.js
-
-const { DataTypes } = require('sequelize');
-const sequelize = require('../config/sequelize');
-const User = require('./user');
-
-const Friend = sequelize.define('Friend', {
-    status: {
-        type: DataTypes.ENUM('PENDING', 'ACCEPTED'),
-        allowNull: false,
-        defaultValue: 'PENDING',
-    }
-}, {
-    tableName: 'Friends',
-    timestamps: true,
-    underscored: true,
-    indexes: [
-        {
-            unique: true,
-            fields: ['requester_id', 'receiver_id']
-        },
-        {
-            fields: ['status']
-        }
-    ]
-});
-
-module.exports = Friend;