diff --git a/Gemfile b/Gemfile
index 23a2c75..7898300 100644
--- a/Gemfile
+++ b/Gemfile
@@ -5,8 +5,8 @@ source :gemcutter
 # Bundle edge Rails instead:
 # gem 'rails', :git => 'git://github.com/rails/rails.git'
 
-gem "rails", "~> 2.3.5"
-gem "rack", "~> 1.0.0"
+gem "rails", "~> 7.0.3"
+gem "rack", "~> 2.2.3"
 gem "json", "~> 1.6.3"
 gem "dalli",  "~> 1.0.4"
 gem "bj"
diff --git a/Gemfile.lock b/Gemfile.lock
index 60cf375..a87776d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,16 +1,71 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    actionmailer (2.3.5)
-      actionpack (= 2.3.5)
-    actionpack (2.3.5)
-      activesupport (= 2.3.5)
-      rack (~> 1.0.0)
-    activerecord (2.3.5)
-      activesupport (= 2.3.5)
-    activeresource (2.3.5)
-      activesupport (= 2.3.5)
-    activesupport (2.3.5)
+    actioncable (7.0.3)
+      actionpack (= 7.0.3)
+      activesupport (= 7.0.3)
+      nio4r (~> 2.0)
+      websocket-driver (>= 0.6.1)
+    actionmailbox (7.0.3)
+      actionpack (= 7.0.3)
+      activejob (= 7.0.3)
+      activerecord (= 7.0.3)
+      activestorage (= 7.0.3)
+      activesupport (= 7.0.3)
+      mail (>= 2.7.1)
+      net-imap
+      net-pop
+      net-smtp
+    actionmailer (7.0.3)
+      actionpack (= 7.0.3)
+      actionview (= 7.0.3)
+      activejob (= 7.0.3)
+      activesupport (= 7.0.3)
+      mail (~> 2.5, >= 2.5.4)
+      net-imap
+      net-pop
+      net-smtp
+      rails-dom-testing (~> 2.0)
+    actionpack (7.0.3)
+      actionview (= 7.0.3)
+      activesupport (= 7.0.3)
+      rack (~> 2.0, >= 2.2.0)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.2.0)
+    actiontext (7.0.3)
+      actionpack (= 7.0.3)
+      activerecord (= 7.0.3)
+      activestorage (= 7.0.3)
+      activesupport (= 7.0.3)
+      globalid (>= 0.6.0)
+      nokogiri (>= 1.8.5)
+    actionview (7.0.3)
+      activesupport (= 7.0.3)
+      builder (~> 3.1)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.1, >= 1.2.0)
+    activejob (7.0.3)
+      activesupport (= 7.0.3)
+      globalid (>= 0.3.6)
+    activemodel (7.0.3)
+      activesupport (= 7.0.3)
+    activerecord (7.0.3)
+      activemodel (= 7.0.3)
+      activesupport (= 7.0.3)
+    activestorage (7.0.3)
+      actionpack (= 7.0.3)
+      activejob (= 7.0.3)
+      activerecord (= 7.0.3)
+      activesupport (= 7.0.3)
+      marcel (~> 1.0)
+      mini_mime (>= 1.1.0)
+    activesupport (7.0.3)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
     apn_on_rails (0.4.2)
       configatron
     apns (0.9.0)
@@ -22,56 +77,112 @@ GEM
       main (>= 2.6.0)
       orderedhash (>= 0.0.3)
       systemu (>= 1.2.0)
-    builder (3.0.0)
+    builder (3.2.4)
     chronic (0.3.0)
-    configatron (2.9.1)
-      yamler (>= 0.1.0)
+    concurrent-ruby (1.1.10)
+    configatron (4.5.1)
+    crass (1.0.6)
     dalli (1.0.5)
-    i18n (0.6.0)
+    digest (3.1.0)
+    erubi (1.10.0)
+    globalid (1.0.0)
+      activesupport (>= 5.0)
+    i18n (1.10.0)
+      concurrent-ruby (~> 1.0)
     json (1.6.7)
-    jwt (0.1.4)
-      json (>= 1.2.4)
-    mail (2.4.4)
-      i18n (>= 0.4.0)
-      mime-types (~> 1.16)
-      treetop (~> 1.4.8)
-    main (4.7.1)
-    mime-types (1.18)
-    multi_json (1.3.5)
+    jwt (2.4.1)
+    loofah (2.18.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
+    mail (2.7.1)
+      mini_mime (>= 0.1.1)
+    main (5.3.1)
+    marcel (1.0.2)
+    method_source (1.0.0)
+    mime-types (3.4.1)
+      mime-types-data (~> 3.2015)
+    mime-types-data (3.2022.0105)
+    mini_mime (1.1.2)
+    mini_portile2 (2.8.0)
+    minitest (5.16.0)
+    multi_json (1.15.0)
+    net-imap (0.2.3)
+      digest
+      net-protocol
+      strscan
+    net-pop (0.1.1)
+      digest
+      net-protocol
+      timeout
+    net-protocol (0.1.3)
+      timeout
+    net-smtp (0.3.1)
+      digest
+      net-protocol
+      timeout
+    nio4r (2.5.8)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     orderedhash (0.0.6)
     parallel (0.5.16)
-    polyglot (0.3.3)
     pony (1.4)
       mail (> 2.0)
-    rack (1.0.1)
-    rails (2.3.5)
-      actionmailer (= 2.3.5)
-      actionpack (= 2.3.5)
-      activerecord (= 2.3.5)
-      activeresource (= 2.3.5)
-      activesupport (= 2.3.5)
-      rake (>= 0.8.3)
-    rake (0.9.2.2)
+    racc (1.6.0)
+    rack (2.2.3.1)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails (7.0.3)
+      actioncable (= 7.0.3)
+      actionmailbox (= 7.0.3)
+      actionmailer (= 7.0.3)
+      actionpack (= 7.0.3)
+      actiontext (= 7.0.3)
+      actionview (= 7.0.3)
+      activejob (= 7.0.3)
+      activemodel (= 7.0.3)
+      activerecord (= 7.0.3)
+      activestorage (= 7.0.3)
+      activesupport (= 7.0.3)
+      bundler (>= 1.15.0)
+      railties (= 7.0.3)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.4.3)
+      loofah (~> 2.3)
+    railties (7.0.3)
+      actionpack (= 7.0.3)
+      activesupport (= 7.0.3)
+      method_source
+      rake (>= 12.2)
+      thor (~> 1.0)
+      zeitwerk (~> 2.5)
+    rake (13.0.6)
     sendgrid (1.0.1)
       json
-      json
-    sqlite3 (1.3.6)
+    sqlite3 (1.4.4)
     sqlite3-ruby (1.3.3)
       sqlite3 (>= 1.3.3)
+    strscan (3.0.3)
     subdomain_routes (0.3.1)
       actionpack (>= 2.2.1)
-    systemu (2.5.0)
-    treetop (1.4.10)
-      polyglot
-      polyglot (>= 0.3.1)
+    systemu (2.6.5)
+    thor (1.2.1)
+    timeout (0.3.0)
     twilio-ruby (3.7.0)
       builder (>= 2.1.2)
       jwt (>= 0.1.2)
       multi_json (>= 1.3.0)
     twiliolib (2.0.7)
       builder (>= 2.1.2)
+    tzinfo (2.0.4)
+      concurrent-ruby (~> 1.0)
+    websocket-driver (0.7.5)
+      websocket-extensions (>= 0.1.0)
+    websocket-extensions (0.1.5)
     xml-simple (1.1.1)
-    yamler (0.1.0)
+    zeitwerk (2.6.0)
 
 PLATFORMS
   ruby
@@ -86,8 +197,8 @@ DEPENDENCIES
   json (~> 1.6.3)
   parallel
   pony
-  rack (~> 1.0.0)
-  rails (~> 2.3.5)
+  rack (~> 2.2.3)
+  rails (~> 7.0.3)
   sendgrid
   sqlite3-ruby
   subdomain_routes