Lock some dependencies

Or else bundler hangs
And update spec/dummy

Gemfile.development_dependencies

@@ -2,9 +2,9 @@
 
 gem "webpacker", "6.0.0.rc.6"
 gem "bootsnap", require: false
-gem "rails"
+gem "rails", "~> 7.0"
 gem "sqlite3"
-gem "sass-rails"
+gem "sass-rails", "~> 6.0"
 gem "uglifier"
 gem "jquery-rails"
 gem "puma"
@@ -17,11 +17,11 @@ gem "jbuilder"
 # bundle exec rake doc:rails generates the API under doc/api.
 gem "sdoc", group: :doc
 
-gem "sprockets"
+gem "sprockets", "~> 4.0"
 
 gem "amazing_print"
 
-gem "mini_racer"
+gem "mini_racer", "~> 0.5"
 
 group :development, :test do
   gem "listen"
@@ -34,7 +34,7 @@ group :development, :test do
   gem "rubocop-performance", require: false
   gem "rubocop-rspec", require: false
   gem "scss_lint", require: false
-  gem "spring"
+  gem "spring", "~> 4.0"
 end
 
 group :test do

spec/dummy/Gemfile.lock

@@ -5,72 +5,72 @@ PATH
       addressable
       connection_pool
       execjs (~> 2.5)
-      rails (>= 3.2)
+      rails (>= 5.2)
       rainbow (~> 3.0)
-      webpacker (>= 4.0)
+      webpacker (>= 4.2)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (6.1.3)
-      actionpack (= 6.1.3)
-      activesupport (= 6.1.3)
+    actioncable (7.0.0)
+      actionpack (= 7.0.0)
+      activesupport (= 7.0.0)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailbox (6.1.3)
-      actionpack (= 6.1.3)
-      activejob (= 6.1.3)
-      activerecord (= 6.1.3)
-      activestorage (= 6.1.3)
-      activesupport (= 6.1.3)
+    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 (6.1.3)
-      actionpack (= 6.1.3)
-      actionview (= 6.1.3)
-      activejob (= 6.1.3)
-      activesupport (= 6.1.3)
+    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 (6.1.3)
-      actionview (= 6.1.3)
-      activesupport (= 6.1.3)
-      rack (~> 2.0, >= 2.0.9)
+    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, >= 1.2.0)
-    actiontext (6.1.3)
-      actionpack (= 6.1.3)
-      activerecord (= 6.1.3)
-      activestorage (= 6.1.3)
-      activesupport (= 6.1.3)
+    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 (6.1.3)
-      activesupport (= 6.1.3)
+    actionview (7.0.0)
+      activesupport (= 7.0.0)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.1, >= 1.2.0)
-    activejob (6.1.3)
-      activesupport (= 6.1.3)
+    activejob (7.0.0)
+      activesupport (= 7.0.0)
       globalid (>= 0.3.6)
-    activemodel (6.1.3)
-      activesupport (= 6.1.3)
-    activerecord (6.1.3)
-      activemodel (= 6.1.3)
-      activesupport (= 6.1.3)
-    activestorage (6.1.3)
-      actionpack (= 6.1.3)
-      activejob (= 6.1.3)
-      activerecord (= 6.1.3)
-      activesupport (= 6.1.3)
-      marcel (~> 0.3.1)
-      mimemagic (~> 0.3.2)
-    activesupport (6.1.3)
+    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 (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
-      zeitwerk (~> 2.3)
     addressable (2.7.0)
       public_suffix (>= 2.0.2, < 5.0)
     amazing_print (1.2.2)
@@ -92,7 +92,7 @@ GEM
       launchy
     childprocess (3.0.0)
     coderay (1.1.3)
-    concurrent-ruby (1.1.8)
+    concurrent-ruby (1.1.9)
     connection_pool (2.2.5)
     coveralls (0.8.23)
       json (>= 1.8, < 3)
@@ -111,9 +111,9 @@ GEM
     generator_spec (0.9.4)
       activesupport (>= 3.0.0)
       railties (>= 3.0.0)
-    globalid (0.4.2)
-      activesupport (>= 4.2.0)
-    i18n (1.8.9)
+    globalid (1.0.0)
+      activesupport (>= 5.0)
+    i18n (1.8.11)
       concurrent-ruby (~> 1.0)
     interception (0.5)
     jbuilder (2.11.2)
@@ -125,29 +125,26 @@ GEM
     json (2.5.1)
     launchy (2.5.0)
       addressable (~> 2.7)
-    libv8-node (15.14.0.1)
+    libv8-node (16.10.0.0)
     listen (3.4.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.9.0)
+    loofah (2.13.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
-    marcel (0.3.3)
-      mimemagic (~> 0.3.2)
+    marcel (1.0.2)
     method_source (1.0.0)
-    mimemagic (0.3.8)
-      nokogiri (~> 1)
-    mini_mime (1.0.2)
-    mini_portile2 (2.5.0)
-    mini_racer (0.4.0)
-      libv8-node (~> 15.14.0.0)
-    minitest (5.14.4)
+    mini_mime (1.1.2)
+    mini_portile2 (2.6.1)
+    mini_racer (0.5.0)
+      libv8-node (~> 16.10.0.0)
+    minitest (5.15.0)
     msgpack (1.4.2)
-    nio4r (2.5.7)
-    nokogiri (1.11.1)
-      mini_portile2 (~> 2.5.0)
+    nio4r (2.5.8)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
       racc (~> 1.4)
     parallel (1.20.1)
     parser (3.0.1.1)
@@ -169,40 +166,40 @@ GEM
     public_suffix (4.0.6)
     puma (5.2.2)
       nio4r (~> 2.0)
-    racc (1.5.2)
+    racc (1.6.0)
     rack (2.2.3)
     rack-proxy (0.7.0)
       rack
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
-    rails (6.1.3)
-      actioncable (= 6.1.3)
-      actionmailbox (= 6.1.3)
-      actionmailer (= 6.1.3)
-      actionpack (= 6.1.3)
-      actiontext (= 6.1.3)
-      actionview (= 6.1.3)
-      activejob (= 6.1.3)
-      activemodel (= 6.1.3)
-      activerecord (= 6.1.3)
-      activestorage (= 6.1.3)
-      activesupport (= 6.1.3)
+    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 (= 6.1.3)
-      sprockets-rails (>= 2.0.0)
+      railties (= 7.0.0)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.3.0)
+    rails-html-sanitizer (1.4.2)
       loofah (~> 2.3)
-    railties (6.1.3)
-      actionpack (= 6.1.3)
-      activesupport (= 6.1.3)
+    railties (7.0.0)
+      actionpack (= 7.0.0)
+      activesupport (= 7.0.0)
       method_source
-      rake (>= 0.8.7)
+      rake (>= 12.2)
       thor (~> 1.0)
+      zeitwerk (~> 2.5)
     rainbow (3.0.0)
-    rake (13.0.3)
+    rake (13.0.6)
     rb-fsevent (0.10.4)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
@@ -277,13 +274,13 @@ GEM
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
-    spring (2.1.1)
+    spring (4.0.0)
     sprockets (4.0.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    sprockets-rails (3.2.2)
-      actionpack (>= 4.0)
-      activesupport (>= 4.0)
+    sprockets-rails (3.4.2)
+      actionpack (>= 5.2)
+      activesupport (>= 5.2)
       sprockets (>= 3.0.0)
     sqlite3 (1.4.2)
     sync (0.5.0)
@@ -310,13 +307,13 @@ GEM
       rack-proxy (>= 0.6.1)
       railties (>= 5.2)
       semantic_range (>= 2.3.0)
-    websocket-driver (0.7.3)
+    websocket-driver (0.7.5)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)
     xpath (3.2.0)
       nokogiri (~> 1.8)
     yard (0.9.26)
-    zeitwerk (2.4.2)
+    zeitwerk (2.5.2)
 
 PLATFORMS
   ruby
@@ -333,32 +330,32 @@ DEPENDENCIES
   jquery-rails
   launchy
   listen
-  mini_racer
+  mini_racer (~> 0.5)
   pry
   pry-byebug
   pry-doc
   pry-rails
   pry-rescue
   puma
-  rails
+  rails (~> 7.0)
   react_on_rails!
   rspec-rails
   rspec-retry
   rspec_junit_formatter
   rubocop (= 1.14.0)
   rubocop-performance
   rubocop-rspec
-  sass-rails
+  sass-rails (~> 6.0)
   scss_lint
   sdoc
   selenium-webdriver
-  spring
-  sprockets
+  spring (~> 4.0)
+  sprockets (~> 4.0)
   sqlite3
   turbolinks
   uglifier
   webdrivers (= 3.9.4)
   webpacker (= 6.0.0.rc.6)
 
 BUNDLED WITH
-   2.1.4
+   2.3.3