diff --git a/Gemfile b/Gemfile
index 1840121..53509e0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
-gem 'rails', '4.0.2'
+gem 'rails', '7.1.0'
 
 # use postgress
 gem 'pg'
@@ -16,7 +16,7 @@ gem 'haml'
 gem "active_model_serializers"
 
 # Use SCSS for stylesheets
-gem 'sass-rails', '~> 4.0.0'
+gem 'sass-rails', '~> 5.0.8'
 
 gem 'pry'
 
@@ -24,21 +24,21 @@ gem 'pry'
 gem 'uglifier', '>= 1.3.0'
 
 # Use CoffeeScript for .js.coffee assets and views
-gem 'coffee-rails', '~> 4.0.0'
+gem 'coffee-rails', '~> 4.2.2'
 
 # add gem to implement pagination
-gem 'kaminari'
+gem 'kaminari', '>= 0.16.0'
 
-gem 'draper'
+gem 'draper', '>= 1.3.0'
 
 # See https://github.com/sstephenson/execjs#readme for more supported runtimes
 # gem 'therubyracer', platforms: :ruby
 
 # Use jquery as the JavaScript library
-gem 'jquery-rails'
+gem 'jquery-rails', '>= 4.0.1'
 
 # Turbolinks makes following links in your web application faster. Read more: https://github.com/rails/turbolinks
-gem 'turbolinks'
+gem 'turbolinks', '>= 2.2.2'
 
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
 gem 'jbuilder', '~> 1.2'
diff --git a/Gemfile.lock b/Gemfile.lock
index d426e90..6a521e6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,129 +1,264 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actionmailer (4.0.2)
-      actionpack (= 4.0.2)
-      mail (~> 2.5.4)
-    actionpack (4.0.2)
-      activesupport (= 4.0.2)
-      builder (~> 3.1.0)
-      erubis (~> 2.7.0)
-      rack (~> 1.5.2)
-      rack-test (~> 0.6.2)
+    actioncable (7.1.0)
+      actionpack (= 7.1.0)
+      activesupport (= 7.1.0)
+      nio4r (~> 2.0)
+      websocket-driver (>= 0.6.1)
+      zeitwerk (~> 2.6)
+    actionmailbox (7.1.0)
+      actionpack (= 7.1.0)
+      activejob (= 7.1.0)
+      activerecord (= 7.1.0)
+      activestorage (= 7.1.0)
+      activesupport (= 7.1.0)
+      mail (>= 2.7.1)
+      net-imap
+      net-pop
+      net-smtp
+    actionmailer (7.1.0)
+      actionpack (= 7.1.0)
+      actionview (= 7.1.0)
+      activejob (= 7.1.0)
+      activesupport (= 7.1.0)
+      mail (~> 2.5, >= 2.5.4)
+      net-imap
+      net-pop
+      net-smtp
+      rails-dom-testing (~> 2.2)
+    actionpack (7.1.0)
+      actionview (= 7.1.0)
+      activesupport (= 7.1.0)
+      nokogiri (>= 1.8.5)
+      rack (>= 2.2.4)
+      rack-session (>= 1.0.1)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
+    actiontext (7.1.0)
+      actionpack (= 7.1.0)
+      activerecord (= 7.1.0)
+      activestorage (= 7.1.0)
+      activesupport (= 7.1.0)
+      globalid (>= 0.6.0)
+      nokogiri (>= 1.8.5)
+    actionview (7.1.0)
+      activesupport (= 7.1.0)
+      builder (~> 3.1)
+      erubi (~> 1.11)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
     active_model_serializers (0.8.1)
       activemodel (>= 3.0)
-    activemodel (4.0.2)
-      activesupport (= 4.0.2)
-      builder (~> 3.1.0)
-    activerecord (4.0.2)
-      activemodel (= 4.0.2)
-      activerecord-deprecated_finders (~> 1.0.2)
-      activesupport (= 4.0.2)
-      arel (~> 4.0.0)
-    activerecord-deprecated_finders (1.0.3)
-    activesupport (4.0.2)
-      i18n (~> 0.6, >= 0.6.4)
-      minitest (~> 4.2)
-      multi_json (~> 1.3)
-      thread_safe (~> 0.1)
-      tzinfo (~> 0.3.37)
-    arel (4.0.2)
-    atomic (1.1.14)
-    builder (3.1.4)
+    activejob (7.1.0)
+      activesupport (= 7.1.0)
+      globalid (>= 0.3.6)
+    activemodel (7.1.0)
+      activesupport (= 7.1.0)
+    activemodel-serializers-xml (1.0.2)
+      activemodel (> 5.x)
+      activesupport (> 5.x)
+      builder (~> 3.1)
+    activerecord (7.1.0)
+      activemodel (= 7.1.0)
+      activesupport (= 7.1.0)
+      timeout (>= 0.4.0)
+    activestorage (7.1.0)
+      actionpack (= 7.1.0)
+      activejob (= 7.1.0)
+      activerecord (= 7.1.0)
+      activesupport (= 7.1.0)
+      marcel (~> 1.0)
+    activesupport (7.1.0)
+      base64
+      bigdecimal
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      connection_pool (>= 2.2.5)
+      drb
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      mutex_m
+      tzinfo (~> 2.0)
+    base64 (0.1.1)
+    bigdecimal (3.1.4)
+    builder (3.2.4)
     cancan (1.6.10)
     coderay (1.1.0)
-    coffee-rails (4.0.1)
+    coffee-rails (4.2.2)
       coffee-script (>= 2.2.0)
-      railties (>= 4.0.0, < 5.0)
-    coffee-script (2.2.0)
+      railties (>= 4.0.0)
+    coffee-script (2.4.1)
       coffee-script-source
       execjs
-    coffee-script-source (1.7.0)
-    draper (1.2.1)
-      actionpack (>= 3.0)
-      activesupport (>= 3.0)
-      request_store (~> 1.0.3)
-    erubis (2.7.0)
-    execjs (2.0.2)
+    coffee-script-source (1.12.2)
+    concurrent-ruby (1.2.2)
+    connection_pool (2.4.1)
+    crass (1.0.6)
+    date (3.3.3)
+    draper (4.0.2)
+      actionpack (>= 5.0)
+      activemodel (>= 5.0)
+      activemodel-serializers-xml (>= 1.0)
+      activesupport (>= 5.0)
+      request_store (>= 1.0)
+      ruby2_keywords
+    drb (2.1.1)
+      ruby2_keywords
+    erubi (1.12.0)
+    execjs (2.9.1)
+    ffi (1.16.3)
+    globalid (1.2.1)
+      activesupport (>= 6.1)
     haml (4.0.5)
       tilt
-    hike (1.2.3)
-    i18n (0.6.9)
+    i18n (1.14.1)
+      concurrent-ruby (~> 1.0)
+    io-console (0.6.0)
+    irb (1.8.1)
+      rdoc
+      reline (>= 0.3.8)
     jbuilder (1.5.3)
       activesupport (>= 3.0.0)
       multi_json (>= 1.2.0)
-    jquery-rails (3.1.0)
-      railties (>= 3.0, < 5.0)
+    jquery-rails (4.6.0)
+      rails-dom-testing (>= 1, < 3)
+      railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
     json (1.8.1)
-    kaminari (0.15.1)
-      actionpack (>= 3.0.0)
-      activesupport (>= 3.0.0)
-    mail (2.5.4)
-      mime-types (~> 1.16)
-      treetop (~> 1.4.8)
+    kaminari (1.2.2)
+      activesupport (>= 4.1.0)
+      kaminari-actionview (= 1.2.2)
+      kaminari-activerecord (= 1.2.2)
+      kaminari-core (= 1.2.2)
+    kaminari-actionview (1.2.2)
+      actionview
+      kaminari-core (= 1.2.2)
+    kaminari-activerecord (1.2.2)
+      activerecord
+      kaminari-core (= 1.2.2)
+    kaminari-core (1.2.2)
+    loofah (2.21.3)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.12.0)
+    mail (2.8.1)
+      mini_mime (>= 0.1.1)
+      net-imap
+      net-pop
+      net-smtp
+    marcel (1.0.2)
     method_source (0.8.2)
-    mime-types (1.25.1)
-    minitest (4.7.5)
-    multi_json (1.8.4)
+    mini_mime (1.1.5)
+    mini_portile2 (2.8.4)
+    minitest (5.20.0)
+    multi_json (1.15.0)
+    mutex_m (0.1.2)
+    net-imap (0.4.0)
+      date
+      net-protocol
+    net-pop (0.1.2)
+      net-protocol
+    net-protocol (0.2.1)
+      timeout
+    net-smtp (0.4.0)
+      net-protocol
+    nio4r (2.5.9)
+    nokogiri (1.15.4)
+      mini_portile2 (~> 2.8.2)
+      racc (~> 1.4)
     pg (0.17.1)
-    polyglot (0.3.4)
     pry (0.9.12.6)
       coderay (~> 1.0)
       method_source (~> 0.8)
       slop (~> 3.4)
-    rack (1.5.2)
+    racc (1.7.1)
+    rack (2.2.8)
     rack-cors (0.2.9)
-    rack-test (0.6.2)
-      rack (>= 1.0)
-    rails (4.0.2)
-      actionmailer (= 4.0.2)
-      actionpack (= 4.0.2)
-      activerecord (= 4.0.2)
-      activesupport (= 4.0.2)
-      bundler (>= 1.3.0, < 2.0)
-      railties (= 4.0.2)
-      sprockets-rails (~> 2.0.0)
-    railties (4.0.2)
-      actionpack (= 4.0.2)
-      activesupport (= 4.0.2)
-      rake (>= 0.8.7)
-      thor (>= 0.18.1, < 2.0)
-    rake (10.1.1)
+    rack-session (1.0.1)
+      rack (< 3)
+    rack-test (2.1.0)
+      rack (>= 1.3)
+    rackup (1.0.0)
+      rack (< 3)
+      webrick
+    rails (7.1.0)
+      actioncable (= 7.1.0)
+      actionmailbox (= 7.1.0)
+      actionmailer (= 7.1.0)
+      actionpack (= 7.1.0)
+      actiontext (= 7.1.0)
+      actionview (= 7.1.0)
+      activejob (= 7.1.0)
+      activemodel (= 7.1.0)
+      activerecord (= 7.1.0)
+      activestorage (= 7.1.0)
+      activesupport (= 7.1.0)
+      bundler (>= 1.15.0)
+      railties (= 7.1.0)
+    rails-dom-testing (2.2.0)
+      activesupport (>= 5.0.0)
+      minitest
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.6.0)
+      loofah (~> 2.21)
+      nokogiri (~> 1.14)
+    railties (7.1.0)
+      actionpack (= 7.1.0)
+      activesupport (= 7.1.0)
+      irb
+      rackup (>= 1.0.0)
+      rake (>= 12.2)
+      thor (~> 1.0, >= 1.2.2)
+      zeitwerk (~> 2.6)
+    rake (13.0.6)
+    rb-fsevent (0.11.2)
+    rb-inotify (0.10.1)
+      ffi (~> 1.0)
     rdoc (4.1.1)
       json (~> 1.4)
-    request_store (1.0.5)
-    sass (3.2.14)
-    sass-rails (4.0.1)
-      railties (>= 4.0.0, < 5.0)
-      sass (>= 3.1.10)
-      sprockets-rails (~> 2.0.0)
+    reline (0.3.9)
+      io-console (~> 0.5)
+    request_store (1.5.1)
+      rack (>= 1.4)
+    ruby2_keywords (0.0.5)
+    sass (3.7.4)
+      sass-listen (~> 4.0.0)
+    sass-listen (4.0.0)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+    sass-rails (5.0.8)
+      railties (>= 5.2.0)
+      sass (~> 3.1)
+      sprockets (>= 2.8, < 4.0)
+      sprockets-rails (>= 2.0, < 4.0)
+      tilt (>= 1.1, < 3)
     sdoc (0.4.0)
       json (~> 1.8)
       rdoc (~> 4.0, < 5.0)
     slop (3.4.7)
-    sprockets (2.10.1)
-      hike (~> 1.2)
-      multi_json (~> 1.0)
-      rack (~> 1.0)
-      tilt (~> 1.1, != 1.3.0)
-    sprockets-rails (2.0.1)
-      actionpack (>= 3.0)
-      activesupport (>= 3.0)
-      sprockets (~> 2.8)
-    thor (0.18.1)
-    thread_safe (0.1.3)
-      atomic
-    tilt (1.4.1)
-    treetop (1.4.15)
-      polyglot
-      polyglot (>= 0.3.1)
-    turbolinks (2.2.1)
-      coffee-rails
-    tzinfo (0.3.38)
+    sprockets (3.7.2)
+      concurrent-ruby (~> 1.0)
+      rack (> 1, < 3)
+    sprockets-rails (3.4.2)
+      actionpack (>= 5.2)
+      activesupport (>= 5.2)
+      sprockets (>= 3.0.0)
+    thor (1.2.2)
+    tilt (2.3.0)
+    timeout (0.4.0)
+    turbolinks (5.2.1)
+      turbolinks-source (~> 5.2)
+    turbolinks-source (5.2.0)
+    tzinfo (2.0.6)
+      concurrent-ruby (~> 1.0)
     uglifier (2.4.0)
       execjs (>= 0.3.0)
       json (>= 1.8.0)
+    webrick (1.8.1)
+    websocket-driver (0.7.6)
+      websocket-extensions (>= 0.1.0)
+    websocket-extensions (0.1.5)
+    zeitwerk (2.6.12)
 
 PLATFORMS
   ruby
@@ -131,17 +266,20 @@ PLATFORMS
 DEPENDENCIES
   active_model_serializers
   cancan
-  coffee-rails (~> 4.0.0)
-  draper
+  coffee-rails (~> 4.2.2)
+  draper (>= 1.3.0)
   haml
   jbuilder (~> 1.2)
-  jquery-rails
-  kaminari
+  jquery-rails (>= 4.0.1)
+  kaminari (>= 0.16.0)
   pg
   pry
   rack-cors
-  rails (= 4.0.2)
-  sass-rails (~> 4.0.0)
+  rails (= 7.1.0)
+  sass-rails (~> 5.0.8)
   sdoc
-  turbolinks
+  turbolinks (>= 2.2.2)
   uglifier (>= 1.3.0)
+
+BUNDLED WITH
+   2.1.4