diff --git a/Gemfile b/Gemfile
index 84f07e2..731f234 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,12 +1,12 @@
 source 'https://rubygems.org'
 
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
-gem 'rails', '5.2.2'
+gem 'rails', '7.0.0'
 # Use postgresql as the database for Active Record
 gem 'pg'
 gem 'bootstrap-sass', '~> 3.3.3'
 # Use SCSS for stylesheets
-gem 'sass-rails', '~> 5.0'
+gem 'sass-rails', '~> 6.0', '>= 6.0.0'
 # Use Uglifier as compressor for JavaScript assets
 gem 'uglifier', '>= 1.3.0'
 # See https://github.com/sstephenson/execjs#readme for more supported runtimes
diff --git a/Gemfile.lock b/Gemfile.lock
index 4579028..f3069f8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,57 +1,74 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (5.2.2)
-      actionpack (= 5.2.2)
+    actioncable (7.0.0)
+      actionpack (= 7.0.0)
+      activesupport (= 7.0.0)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailer (5.2.2)
-      actionpack (= 5.2.2)
-      actionview (= 5.2.2)
-      activejob (= 5.2.2)
+    actionmailbox (7.0.0)
+      actionpack (= 7.0.0)
+      activejob (= 7.0.0)
+      activerecord (= 7.0.0)
+      activestorage (= 7.0.0)
+      activesupport (= 7.0.0)
+      mail (>= 2.7.1)
+    actionmailer (7.0.0)
+      actionpack (= 7.0.0)
+      actionview (= 7.0.0)
+      activejob (= 7.0.0)
+      activesupport (= 7.0.0)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.2.2)
-      actionview (= 5.2.2)
-      activesupport (= 5.2.2)
-      rack (~> 2.0)
+    actionpack (7.0.0)
+      actionview (= 7.0.0)
+      activesupport (= 7.0.0)
+      rack (~> 2.0, >= 2.2.0)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.2.2)
-      activesupport (= 5.2.2)
+      rails-html-sanitizer (~> 1.0, >= 1.2.0)
+    actiontext (7.0.0)
+      actionpack (= 7.0.0)
+      activerecord (= 7.0.0)
+      activestorage (= 7.0.0)
+      activesupport (= 7.0.0)
+      globalid (>= 0.6.0)
+      nokogiri (>= 1.8.5)
+    actionview (7.0.0)
+      activesupport (= 7.0.0)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.2.2)
-      activesupport (= 5.2.2)
+      rails-html-sanitizer (~> 1.1, >= 1.2.0)
+    activejob (7.0.0)
+      activesupport (= 7.0.0)
       globalid (>= 0.3.6)
-    activemodel (5.2.2)
-      activesupport (= 5.2.2)
-    activerecord (5.2.2)
-      activemodel (= 5.2.2)
-      activesupport (= 5.2.2)
-      arel (>= 9.0)
-    activestorage (5.2.2)
-      actionpack (= 5.2.2)
-      activerecord (= 5.2.2)
-      marcel (~> 0.3.1)
-    activesupport (5.2.2)
+    activemodel (7.0.0)
+      activesupport (= 7.0.0)
+    activerecord (7.0.0)
+      activemodel (= 7.0.0)
+      activesupport (= 7.0.0)
+    activestorage (7.0.0)
+      actionpack (= 7.0.0)
+      activejob (= 7.0.0)
+      activerecord (= 7.0.0)
+      activesupport (= 7.0.0)
+      marcel (~> 1.0)
+      mini_mime (>= 1.1.0)
+    activesupport (7.0.0)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (>= 0.7, < 2)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
     addressable (2.5.2)
       public_suffix (>= 2.0.2, < 4.0)
-    arel (9.0.0)
     autoprefixer-rails (9.4.4)
       execjs
     bcrypt (3.1.12)
     bootstrap-sass (3.3.7)
       autoprefixer-rails (>= 5.2.1)
       sass (>= 3.3.4)
-    builder (3.2.3)
+    builder (3.3.0)
     byebug (10.0.2)
     capybara (3.12.0)
       addressable
@@ -63,11 +80,12 @@ GEM
       xpath (~> 3.2)
     climate_control (0.2.0)
     coderay (1.1.2)
-    concurrent-ruby (1.1.4)
-    crass (1.0.4)
+    concurrent-ruby (1.3.4)
+    crass (1.0.6)
     daemons (1.3.1)
+    date (3.3.4)
     diff-lcs (1.3)
-    erubi (1.8.0)
+    erubi (1.13.0)
     eventmachine (1.2.7)
     execjs (2.7.0)
     factory_bot (4.11.1)
@@ -75,12 +93,12 @@ GEM
     factory_bot_rails (4.11.1)
       factory_bot (~> 4.11.1)
       railties (>= 3.0.0)
-    ffi (1.10.0)
+    ffi (1.17.0)
     formatador (0.2.5)
     friendly_id (5.2.5)
       activerecord (>= 4.0.0)
-    globalid (0.4.1)
-      activesupport (>= 4.2.0)
+    globalid (1.2.1)
+      activesupport (>= 6.1)
     guard (2.15.0)
       formatador (>= 0.2.4)
       listen (>= 2.7, < 4.0)
@@ -96,7 +114,7 @@ GEM
       guard-compat (~> 1.1)
       rspec (>= 2.99.0, < 4.0)
     humanizer (2.6.4)
-    i18n (1.5.1)
+    i18n (1.14.6)
       concurrent-ruby (~> 1.0)
     jbuilder (2.8.0)
       activesupport (>= 4.2.0)
@@ -119,27 +137,41 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.3)
+    loofah (2.22.0)
       crass (~> 1.0.2)
-      nokogiri (>= 1.5.9)
+      nokogiri (>= 1.12.0)
     lumberjack (1.0.13)
-    mail (2.7.1)
+    mail (2.8.1)
       mini_mime (>= 0.1.1)
-    marcel (0.3.3)
-      mimemagic (~> 0.3.2)
+      net-imap
+      net-pop
+      net-smtp
+    marcel (1.0.4)
     method_source (0.9.2)
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2018.0812)
-    mimemagic (0.3.3)
-    mini_mime (1.0.1)
-    mini_portile2 (2.4.0)
-    minitest (5.11.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
+    mini_mime (1.1.5)
+    mini_portile2 (2.8.7)
+    minitest (5.25.1)
     multi_json (1.13.1)
     nenv (0.3.0)
-    nio4r (2.3.1)
-    nokogiri (1.10.0)
-      mini_portile2 (~> 2.4.0)
+    net-imap (0.4.17)
+      date
+      net-protocol
+    net-pop (0.1.2)
+      net-protocol
+    net-protocol (0.2.2)
+      timeout
+    net-smtp (0.5.0)
+      net-protocol
+    nio4r (2.7.3)
+    nokogiri (1.15.6)
+      mini_portile2 (~> 2.8.2)
+      racc (~> 1.4)
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -154,40 +186,45 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     public_suffix (3.0.3)
-    rack (2.0.6)
-    rack-test (1.1.0)
-      rack (>= 1.0, < 3)
-    rails (5.2.2)
-      actioncable (= 5.2.2)
-      actionmailer (= 5.2.2)
-      actionpack (= 5.2.2)
-      actionview (= 5.2.2)
-      activejob (= 5.2.2)
-      activemodel (= 5.2.2)
-      activerecord (= 5.2.2)
-      activestorage (= 5.2.2)
-      activesupport (= 5.2.2)
-      bundler (>= 1.3.0)
-      railties (= 5.2.2)
-      sprockets-rails (>= 2.0.0)
+    racc (1.8.1)
+    rack (2.2.10)
+    rack-test (2.1.0)
+      rack (>= 1.3)
+    rails (7.0.0)
+      actioncable (= 7.0.0)
+      actionmailbox (= 7.0.0)
+      actionmailer (= 7.0.0)
+      actionpack (= 7.0.0)
+      actiontext (= 7.0.0)
+      actionview (= 7.0.0)
+      activejob (= 7.0.0)
+      activemodel (= 7.0.0)
+      activerecord (= 7.0.0)
+      activestorage (= 7.0.0)
+      activesupport (= 7.0.0)
+      bundler (>= 1.15.0)
+      railties (= 7.0.0)
     rails-controller-testing (1.0.4)
       actionpack (>= 5.0.1.x)
       actionview (>= 5.0.1.x)
       activesupport (>= 5.0.1.x)
-    rails-dom-testing (2.0.3)
-      activesupport (>= 4.2.0)
+    rails-dom-testing (2.2.0)
+      activesupport (>= 5.0.0)
+      minitest
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.4)
-      loofah (~> 2.2, >= 2.2.2)
-    railties (5.2.2)
-      actionpack (= 5.2.2)
-      activesupport (= 5.2.2)
+    rails-html-sanitizer (1.6.0)
+      loofah (~> 2.21)
+      nokogiri (~> 1.14)
+    railties (7.0.0)
+      actionpack (= 7.0.0)
+      activesupport (= 7.0.0)
       method_source
-      rake (>= 0.8.7)
-      thor (>= 0.19.0, < 2.0)
-    rake (12.3.2)
-    rb-fsevent (0.10.3)
-    rb-inotify (0.10.0)
+      rake (>= 12.2)
+      thor (~> 1.0)
+      zeitwerk (~> 2.5)
+    rake (13.2.1)
+    rb-fsevent (0.11.2)
+    rb-inotify (0.11.1)
       ffi (~> 1.0)
     rdoc (4.3.0)
     ref (2.0.0)
@@ -214,17 +251,21 @@ GEM
       rspec-support (~> 3.8.0)
     rspec-support (3.8.0)
     ruby_dep (1.5.0)
-    sass (3.7.3)
+    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 (5.0.7)
-      railties (>= 4.0.0, < 6)
-      sass (~> 3.1)
-      sprockets (>= 2.8, < 4.0)
-      sprockets-rails (>= 2.0, < 4.0)
-      tilt (>= 1.1, < 3)
+    sass-rails (6.0.0)
+      sassc-rails (~> 2.1, >= 2.1.1)
+    sassc (2.4.0)
+      ffi (~> 1.9)
+    sassc-rails (2.1.2)
+      railties (>= 4.0.0)
+      sassc (>= 2.0)
+      sprockets (> 3.0)
+      sprockets-rails
+      tilt
     sdoc (0.4.2)
       json (~> 1.7, >= 1.7.7)
       rdoc (~> 4.0)
@@ -234,12 +275,12 @@ GEM
     socksify (1.7.1)
     spring (2.0.2)
       activesupport (>= 4.2)
-    sprockets (3.7.2)
+    sprockets (4.2.1)
       concurrent-ruby (~> 1.0)
-      rack (> 1, < 3)
-    sprockets-rails (3.2.1)
-      actionpack (>= 4.0)
-      activesupport (>= 4.0)
+      rack (>= 2.2.4, < 4)
+    sprockets-rails (3.5.2)
+      actionpack (>= 6.1)
+      activesupport (>= 6.1)
       sprockets (>= 3.0.0)
     terrapin (0.6.0)
       climate_control (>= 0.0.3, < 1.0)
@@ -250,21 +291,22 @@ GEM
       daemons (~> 1.0, >= 1.0.9)
       eventmachine (~> 1.0, >= 1.0.4)
       rack (>= 1, < 3)
-    thor (0.20.3)
-    thread_safe (0.3.6)
-    tilt (2.0.9)
+    thor (1.3.2)
+    tilt (2.4.0)
+    timeout (0.4.1)
     turbolinks (5.2.0)
       turbolinks-source (~> 5.2)
     turbolinks-source (5.2.0)
-    tzinfo (1.2.5)
-      thread_safe (~> 0.1)
+    tzinfo (2.0.6)
+      concurrent-ruby (~> 1.0)
     uglifier (4.1.20)
       execjs (>= 0.3.0, < 3)
-    websocket-driver (0.7.0)
+    websocket-driver (0.7.6)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.3)
+    websocket-extensions (0.1.5)
     xpath (3.2.0)
       nokogiri (~> 1.8)
+    zeitwerk (2.6.18)
 
 PLATFORMS
   ruby
@@ -283,10 +325,10 @@ DEPENDENCIES
   kaminari
   paperclip (~> 5.3)
   pg
-  rails (= 5.2.2)
+  rails (= 7.0.0)
   rails-controller-testing
   rspec-rails
-  sass-rails (~> 5.0)
+  sass-rails (~> 6.0, >= 6.0.0)
   sdoc (~> 0.4.0)
   shoulda-matchers
   socksify
@@ -297,4 +339,4 @@ DEPENDENCIES
   uglifier (>= 1.3.0)
 
 BUNDLED WITH
-   1.16.6
+   1.17.3