update how the user skill is rendered

app/controllers/user_skills_controller.rb

@@ -5,9 +5,7 @@ class UserSkillsController < ApplicationController
 
   # GET /user_skills?user_id=:id
   def index
-    @user_skills = UserSkill.where(user_id: params['user_id']).joins(:skill).select('user_skills.*', 'skills.name as skill_name')
-
-    render json: @user_skills
+    @user_skills = UserSkill.where(user_id: params['user_id'])
   end
 
   # PATCH/PUT /user_skills

app/views/user_skills/_user_skill.json.jbuilder

@@ -2,4 +2,4 @@
 
 # _user_service_identifier.json.jbuilder
 
-json.extract! user_skill, :id, :last_applied_in_year, :level, :years_of_experience
+json.extract! user_skill, :id, :last_applied_in_year, :level, :years_of_experience, :skill

app/views/user_skills/index.json.jbuilder

@@ -0,0 +1,3 @@
+# frozen_string_literal: true
+
+json.array! @user_skills, partial: 'user_skills/user_skill', as: :user_skill

docker-compose.yml

@@ -1,4 +1,3 @@
-version: '2'
 services:
   db:
     image: postgres