add user model

Gemfile

@@ -5,7 +5,6 @@ git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
 ruby "2.7.4"
 
-gem "jbuilder", "~> 2.7"
 gem "pg", "~> 1.1"
 gem "puma", "~> 5.0"
 gem "rails", "~> 6.1.4"
@@ -15,11 +14,12 @@ gem "webpacker", "~> 5.0"
 gem "bootsnap", ">= 1.4.4", require: false
 
 gem "devise"
-gem "devise-bootstrap-views"
 gem "devise-i18n"
+gem "devise-bootstrap-views"
+
+gem "tailwindcss-rails"
 gem "administrate"
 gem "graphql"
-gem "tailwindcss-rails"
 gem "httparty"
 gem "pundit"
 
@@ -42,3 +42,7 @@ group :development do
   gem "listen", "~> 3.3"
   gem "spring"
 end
+
+group :test do
+  gem "shoulda-matchers", "~> 5.0"
+end