diff --git a/Gemfile b/Gemfile
index f251db2..bb18c0b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,6 +3,7 @@ git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
 ruby '3.0.2'
 
+gem 'nokogiri', '>= 1.12.5'
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails', branch: 'main'
 gem 'rails', '~> 6.1.4', '>= 6.1.4.1'
 # Use postgresql as the database for Active Record
@@ -18,7 +19,7 @@ gem 'turbolinks', '~> 5'
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
 gem 'jbuilder', '~> 2.7'
 # Use Redis adapter to run Action Cable in production
-# gem 'redis', '~> 4.0'
+gem 'redis', '~> 4.0'
 # Use Active Model has_secure_password
 # gem 'bcrypt', '~> 3.1.7'
 
@@ -55,4 +56,4 @@ end
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
 gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
 gem 'devise'
-gem 'dotenv-rails', groups: [:development, :test]
\ No newline at end of file
+gem 'dotenv-rails', groups: [:development, :test]
diff --git a/Gemfile.lock b/Gemfile.lock
index dc74fe8..ad1e02a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -110,9 +110,13 @@ GEM
     matrix (0.4.2)
     method_source (1.0.0)
     mini_mime (1.1.2)
+    mini_portile2 (2.6.1)
     minitest (5.14.4)
     msgpack (1.4.2)
     nio4r (2.5.8)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     nokogiri (1.12.5-x86_64-linux)
       racc (~> 1.4)
     orm_adapter (0.5.0)
@@ -158,6 +162,7 @@ GEM
     rb-fsevent (0.11.0)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
+    redis (4.5.1)
     regexp_parser (2.1.1)
     responders (3.0.1)
       actionpack (>= 5.0)
@@ -218,6 +223,7 @@ GEM
     zeitwerk (2.5.1)
 
 PLATFORMS
+  ruby
   x86_64-linux
 
 DEPENDENCIES
@@ -228,10 +234,12 @@ DEPENDENCIES
   dotenv-rails
   jbuilder (~> 2.7)
   listen (~> 3.3)
+  nokogiri (>= 1.12.5)
   pg (~> 1.1)
   puma (~> 5.0)
   rack-mini-profiler (~> 2.0)
   rails (~> 6.1.4, >= 6.1.4.1)
+  redis (~> 4.0)
   sass-rails (>= 6)
   selenium-webdriver
   spring
diff --git a/default.nix b/default.nix
index 67d5eff..fea8900 100644
--- a/default.nix
+++ b/default.nix
@@ -1,16 +1,16 @@
 {pkgs ? import <nixpkgs>{}}:
 with pkgs;
 let
+    ruby = ruby_3_0;
     rubyEnv = bundlerEnv {
-        name = "env-proto";
-        ruby = ruby_3_0;
+        name = "project-bundler-env";
+        inherit ruby;
         gemdir = ./.;
     };
 in
     mkShell {
         buildInputs = [
             rubyEnv
-            ruby_3_0
-            bundix
+            rubyEnv.wrappedRuby
         ];
     }
diff --git a/gemset.nix b/gemset.nix
index 778568b..274d404 100644
--- a/gemset.nix
+++ b/gemset.nix
@@ -389,6 +389,16 @@
     };
     version = "1.1.2";
   };
+  mini_portile2 = {
+    groups = ["default" "development" "test"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "1lvxm91hi0pabnkkg47wh1siv56s6slm2mdq1idfm86dyfidfprq";
+      type = "gem";
+    };
+    version = "2.6.1";
+  };
   minitest = {
     groups = ["default" "development" "test"];
     platforms = [];
@@ -420,12 +430,12 @@
     version = "2.5.8";
   };
   nokogiri = {
-    dependencies = ["racc"];
+    dependencies = ["mini_portile2" "racc"];
     groups = ["default" "development" "test"];
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "1skckpv9nm8q2xh34i3yqv9z4mk6y3smm85axm6lv427l78chs08";
+      sha256 = "1v02g7k7cxiwdcahvlxrmizn3avj2q6nsjccgilq1idc89cr081b";
       type = "gem";
     };
     version = "1.12.5";
@@ -599,6 +609,16 @@
     };
     version = "0.10.1";
   };
+  redis = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "03r9739q3vq38g456snf3rk9hadf955bs5im6qs6m69h19mrz2yw";
+      type = "gem";
+    };
+    version = "4.5.1";
+  };
   regexp_parser = {
     groups = ["default" "test"];
     platforms = [];
diff --git a/shell.nix b/shell.nix
index 66b2d2e..601851e 100644
--- a/shell.nix
+++ b/shell.nix
@@ -1,16 +1,28 @@
-with import <nixpkgs> {};
-stdenv.mkDerivation {
-    name = "env";
-    buildInputs = [
-        ruby_3_0.devEnv
-        git
-        sqlite
-        libpcap
-        postgresql
-        libxml2
-        libxslt
-        pkg-config
-        bundix
-        gnumake
-    ];
-}
+with (import <nixpkgs> {});
+
+let ruby = ruby_3_0;
+in
+ruby.withPackages (
+ps: with ps; [
+    nokogiri
+    rails
+    pg
+    puma
+    sass-rails
+    webpacker
+    turbolinks
+    jbuilder
+    redis
+    bootsnap
+    web-console
+    rack-mini-profiler
+    listen
+    spring
+    capybara
+    selenium-webdriver
+    webdrivers
+    tzinfo-data
+    devise
+    dotenv-rails
+]
+)
diff --git a/shell_broken.nix b/shell_broken.nix
new file mode 100644
index 0000000..80a11b0
--- /dev/null
+++ b/shell_broken.nix
@@ -0,0 +1,48 @@
+with (import <nixpkgs> {});
+with builtins;
+
+let
+  ruby = ruby_3_0;
+  minitest = buildRubyGem {
+    inherit ruby;
+    gemName = "minitest";
+    type = "gem";
+    version = "5.10.1";
+    source.sha256 = "1yk2m8sp0p5m1niawa3ncg157a4i0594cg7z91rzjxv963rzrwab";
+    gemPath = [];
+  };
+
+  rake = buildRubyGem {
+    inherit ruby;
+    gemName = "rake";
+    type = "gem";
+    version = "12.0.0";
+    source.sha256 = "01j8fc9bqjnrsxbppncai05h43315vmz9fwg28qdsgcjw9ck1d7n";
+    gemPath = [];
+  };
+
+ srcWithout = rootPath: ignoredPaths:
+   let
+     ignoreStrings = map (path: toString path ) ignoredPaths;
+   in
+     filterSource (path: type: (all (i: i != path) ignoreStrings)) rootPath;
+in
+  stdenv.mkDerivation {
+  name = "bundix";
+  src = builtins.fetchGit {
+      url = "https://github.com/jdelStrother/bundix.git";
+      ref = "multi-platform";
+  };
+  phases = "installPhase";
+  installPhase = ''
+    mkdir -p $out
+    makeWrapper $src/bin/bundix $out/bin/bundix \
+      --prefix PATH : "${nix.out}/bin" \
+      --prefix PATH : "${nix-prefetch-git.out}/bin" \
+      --set GEM_PATH "${bundler}/${bundler.ruby.gemPath}"
+  '';
+
+  nativeBuildInputs = [makeWrapper];
+
+  buildInputs = [bundler ruby minitest rake nix-prefetch-scripts git sqlite libpcap postgresql libxml2 libxslt pkg-config gnumake];
+}