Add bootsnap gem

Gemfile

@@ -69,6 +69,7 @@ gem "active_model_serializers", "0.8.4"
 gem 'activerecord-session_store'
 gem 'acts-as-taggable-on', '~> 7.0'
 gem 'angularjs-file-upload-rails', '~> 2.4.1'
+gem 'bootsnap', require: false
 gem 'custom_error_message', github: 'jeremydurham/custom-err-msg'
 gem 'dalli'
 gem 'figaro'

Gemfile.lock

@@ -150,6 +150,8 @@ GEM
       json (~> 1.4)
       nokogiri (~> 1)
     bcrypt (3.1.16)
+    bootsnap (1.7.5)
+      msgpack (~> 1.0)
     bugsnag (6.20.0)
       concurrent-ruby (~> 1.0)
     builder (3.2.4)
@@ -680,6 +682,7 @@ DEPENDENCIES
   awesome_nested_set
   awesome_print
   aws-sdk (= 1.67.0)
+  bootsnap
   bugsnag
   bullet
   byebug

config/boot.rb

@@ -4,3 +4,4 @@ require 'rubygems'
 ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)
 
 require 'bundler/setup' if File.exists?(ENV['BUNDLE_GEMFILE'])
+require 'bootsnap/setup'