diff --git a/Gemfile b/Gemfile
index 0f528bf333942..a12141d7e76b8 100644
--- a/Gemfile
+++ b/Gemfile
@@ -56,7 +56,6 @@ gem "jsonapi-serializer", "~> 2.1" # Serializer for Ruby objects
 gem "kaminari", "~> 1.2" # A Scope & Engine based, clean, powerful, customizable and sophisticated paginator
 gem "katex", "~> 0.6.1" # This rubygem enables you to render TeX math to HTML using KaTeX. It uses ExecJS under the hood
 gem "liquid", "~> 5.0" # A secure, non-evaling end user template engine with aesthetic markup
-gem "mini_racer", "~> 0.3.1" # Minimal embedded v8
 gem "nokogiri", "~> 1.11" # HTML, XML, SAX, and Reader parser
 gem "octokit", "~> 4.20" # Simple wrapper for the GitHub API
 gem "oj", "~> 3.11" # JSON parser and object serializer
@@ -72,7 +71,7 @@ gem "puma", "~> 5.1.1" # Puma is a simple, fast, threaded, and highly concurrent
 gem "pundit", "~> 2.1" # Object oriented authorization for Rails applications
 gem "pusher", "~> 1.4" # Ruby library for Pusher Channels HTTP API
 gem "pusher-push-notifications", "~> 1.3" # Pusher Push Notifications Ruby server SDK
-gem "rack-attack", "~> 6.3.1" # Used to throttle requests to prevent brute force attacks
+gem "rack-attack", "~> 6.4.0" # Used to throttle requests to prevent brute force attacks
 gem "rack-cors", "~> 1.1" # Middleware that will make Rack-based apps CORS compatible
 gem "rack-timeout", "~> 0.6" # Rack middleware which aborts requests that have been running for longer than a specified timeout
 gem "rails", "~> 6.0.3" # Ruby on Rails
@@ -95,10 +94,9 @@ gem "rolify", "~> 5.3" # Very simple Roles library
 gem "rouge", "~> 3.26" # A pure-ruby code highlighter
 gem "rubyzip", "~> 2.3" # Rubyzip is a ruby library for reading and writing zip files
 gem "s3_direct_upload", "~> 0.1" # Direct Upload to Amazon S3
-gem "sassc-rails", "~> 2.1.2" # Integrate SassC-Ruby into Rails
-gem "sidekiq", "~> 6.1.2" # Sidekiq is used to process background jobs with the help of Redis
+gem "sidekiq", "~> 6.1.3" # Sidekiq is used to process background jobs with the help of Redis
 gem "sidekiq-cron", "~> 1.1" # Allows execution of scheduled cron jobs as specific times
-gem "sidekiq-unique-jobs", "~> 6.0.25" # Ensures that Sidekiq jobs are unique when enqueued
+gem "sidekiq-unique-jobs", "~> 7.0.0" # Ensures that Sidekiq jobs are unique when enqueued
 gem "sitemap_generator", "~> 6.1" # SitemapGenerator is a framework-agnostic XML Sitemap generator
 gem "slack-notifier", "~> 2.3" # A slim ruby wrapper for posting to slack webhooks
 gem "sprockets", "~> 4.0" # Sprockets is a Rack-based asset packaging system
@@ -153,6 +151,7 @@ group :development, :test do
   gem "rubocop-performance", "~> 1.9", require: false # A collection of RuboCop cops to check for performance optimizations in Ruby code
   gem "rubocop-rails", "~> 2.9", require: false # Automatic Rails code style checking tool
   gem "rubocop-rspec", "~> 2.1", require: false # Code style checking for RSpec files
+  gem "sassc-rails", "~> 2.1.2" # Integrate SassC-Ruby into Rails
   gem "spring", "~> 2.1" # Preloads your application so things like console, rake and tests run faster
   gem "spring-commands-rspec", "~> 1.0" # rspec command for spring
 end
@@ -170,10 +169,10 @@ group :test do
   gem "simplecov", "~> 0.21.2", require: false # Code coverage with a powerful configuration library and automatic merging of coverage across test suites
   gem "stackprof", "~> 0.2", require: false, platforms: :ruby # stackprof is a fast sampling profiler for ruby code, with cpu, wallclock and object allocation samplers
   gem "stripe-ruby-mock", "~> 3.0", require: "stripe_mock" # A drop-in library to test stripe without hitting their servers
-  gem "test-prof", "~> 0.12" # Ruby Tests Profiling Toolbox
+  gem "test-prof", "~> 1.0" # Ruby Tests Profiling Toolbox
   gem "timecop", "~> 0.9" # A gem providing "time travel" and "time freezing" capabilities, making it dead simple to test time-dependent code
   gem "vcr", "~> 6.0" # Record your test suite's HTTP interactions and replay them during future test runs for fast, deterministic, accurate tests
-  gem "webdrivers", "~> 4.4" # Run Selenium tests more easily with install and updates for all supported webdrivers
+  gem "webdrivers", "~> 4.5" # Run Selenium tests more easily with install and updates for all supported webdrivers
   gem "webmock", "~> 3.11", require: false # WebMock allows stubbing HTTP requests and setting expectations on HTTP requests
   gem "zonebie", "~> 0.6.1" # Runs your tests in a random timezone
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 020eaa3c044b4..c46b0471615ca 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -135,6 +135,9 @@ GEM
       msgpack (~> 1.0)
     brakeman (4.10.1)
     browser (5.2.0)
+    brpoplpush-redis_script (0.1.1)
+      concurrent-ruby (~> 1.0, >= 1.0.5)
+      redis (>= 1.0, <= 5.0)
     buffer (0.1.3)
       addressable
       environs
@@ -146,7 +149,7 @@ GEM
       yajl-ruby
     buftok (0.2.0)
     builder (3.2.4)
-    bullet (6.1.2)
+    bullet (6.1.3)
       activesupport (>= 3.0.0)
       uniform_notifier (~> 1.11)
     bundler-audit (0.7.0.1)
@@ -191,7 +194,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.1.7)
+    concurrent-ruby (1.1.8)
     connection_pool (2.2.3)
     counter_culture (2.7.0)
       activerecord (>= 4.2)
@@ -430,10 +433,6 @@ GEM
     libhoney (1.17.0)
       addressable (~> 2.0)
       http (>= 2.0, < 5.0)
-    libv8 (8.4.255.0)
-    libv8 (8.4.255.0-x86_64-darwin-19)
-    libv8 (8.4.255.0-x86_64-darwin-20)
-    libv8 (8.4.255.0-x86_64-linux)
     liquid (5.0.0)
     listen (3.4.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
@@ -458,8 +457,6 @@ GEM
     mini_magick (4.11.0)
     mini_mime (1.0.2)
     mini_portile2 (2.5.0)
-    mini_racer (0.3.1)
-      libv8 (~> 8.4.255)
     minitest (5.14.3)
     msgpack (1.3.3)
     multi_json (1.15.0)
@@ -544,7 +541,7 @@ GEM
     raabro (1.4.0)
     racc (1.5.2)
     rack (2.2.3)
-    rack-attack (6.3.1)
+    rack-attack (6.4.0)
       rack (>= 1.0, < 3)
     rack-cors (1.1.1)
       rack (>= 2.0.0)
@@ -714,16 +711,17 @@ GEM
     shellany (0.0.1)
     shoulda-matchers (4.5.0)
       activesupport (>= 4.2.0)
-    sidekiq (6.1.2)
+    sidekiq (6.1.3)
       connection_pool (>= 2.2.2)
       rack (~> 2.0)
       redis (>= 4.2.0)
     sidekiq-cron (1.2.0)
       fugit (~> 1.1)
       sidekiq (>= 4.2.1)
-    sidekiq-unique-jobs (6.0.25)
+    sidekiq-unique-jobs (7.0.0)
+      brpoplpush-redis_script (> 0.0.0, <= 2.0.0)
       concurrent-ruby (~> 1.0, >= 1.0.5)
-      sidekiq (>= 4.0, < 7.0)
+      sidekiq (>= 5.0, < 7.0)
       thor (>= 0.20, < 2.0)
     simple_oauth (0.3.1)
     simplecov (0.21.2)
@@ -760,7 +758,7 @@ GEM
       stripe (> 5, < 6)
     strong_migrations (0.7.6)
       activerecord (>= 5)
-    test-prof (0.12.2)
+    test-prof (1.0.0)
     thor (0.20.3)
     thread_safe (0.3.6)
     tilt (2.0.10)
@@ -789,7 +787,7 @@ GEM
       unf_ext
     unf_ext (0.0.7.7)
     unicode-display_width (2.0.0)
-    uniform_notifier (1.13.0)
+    uniform_notifier (1.13.2)
     validate_url (1.0.13)
       activemodel (>= 3.0.0)
       public_suffix
@@ -809,7 +807,7 @@ GEM
       activemodel (>= 6.0.0)
       bindex (>= 0.4.0)
       railties (>= 6.0.0)
-    webdrivers (4.4.2)
+    webdrivers (4.5.0)
       nokogiri (~> 1.6)
       rubyzip (>= 1.3.0)
       selenium-webdriver (>= 3.0, < 4.0)
@@ -913,7 +911,6 @@ DEPENDENCIES
   liquid (~> 5.0)
   listen (~> 3.4)
   memory_profiler (~> 1.0)
-  mini_racer (~> 0.3.1)
   nakayoshi_fork (~> 0.0.4)
   nokogiri (~> 1.11)
   octokit (~> 4.20)
@@ -934,7 +931,7 @@ DEPENDENCIES
   pundit-matchers (~> 1.6)
   pusher (~> 1.4)
   pusher-push-notifications (~> 1.3)
-  rack-attack (~> 6.3.1)
+  rack-attack (~> 6.4.0)
   rack-cors (~> 1.1)
   rack-host-redirect (~> 1.3)
   rack-timeout (~> 0.6)
@@ -962,9 +959,9 @@ DEPENDENCIES
   s3_direct_upload (~> 0.1)
   sassc-rails (~> 2.1.2)
   shoulda-matchers (~> 4.5.0)
-  sidekiq (~> 6.1.2)
+  sidekiq (~> 6.1.3)
   sidekiq-cron (~> 1.1)
-  sidekiq-unique-jobs (~> 6.0.25)
+  sidekiq-unique-jobs (~> 7.0.0)
   simplecov (~> 0.21.2)
   sitemap_generator (~> 6.1)
   slack-notifier (~> 2.3)
@@ -978,7 +975,7 @@ DEPENDENCIES
   stripe (~> 5.29)
   stripe-ruby-mock (~> 3.0)
   strong_migrations (~> 0.7)
-  test-prof (~> 0.12)
+  test-prof (~> 1.0)
   timecop (~> 0.9)
   twilio-ruby (~> 5.46)
   twitter (~> 7.0)
@@ -989,7 +986,7 @@ DEPENDENCIES
   vcr (~> 6.0)
   wcag_color_contrast (~> 0.1)
   web-console (~> 4.1)
-  webdrivers (~> 4.4)
+  webdrivers (~> 4.5)
   webmock (~> 3.11)
   webpacker (~> 5.2.1)
   yard (~> 0.9.26)
diff --git a/vendor/cache/rack-attack-6.3.1.gem b/vendor/cache/rack-attack-6.3.1.gem
deleted file mode 100644
index 4280c7de0e5ba..0000000000000
Binary files a/vendor/cache/rack-attack-6.3.1.gem and /dev/null differ
diff --git a/vendor/cache/rack-attack-6.4.0.gem b/vendor/cache/rack-attack-6.4.0.gem
new file mode 100644
index 0000000000000..c154a517776fe
Binary files /dev/null and b/vendor/cache/rack-attack-6.4.0.gem differ