Add css bundling (again!)

Gemfile.lock

@@ -73,16 +73,10 @@ GEM
       zeitwerk (~> 2.3)
     addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
-    autoprefixer-rails (10.3.3.0)
-      execjs (~> 2)
     bcrypt (3.1.16)
     bindex (0.8.1)
     bootsnap (1.9.1)
       msgpack (~> 1.0)
-    bootstrap (5.1.0)
-      autoprefixer-rails (>= 9.1.0)
-      popper_js (>= 2.9.3, < 3)
-      sassc-rails (>= 2.0.0)
     builder (3.2.4)
     byebug (11.1.3)
     capybara (3.35.3)
@@ -95,6 +89,8 @@ GEM
       xpath (~> 3.2)
     concurrent-ruby (1.1.9)
     crass (1.0.6)
+    cssbundling-rails (0.2.5)
+      railties (>= 6.0.0)
     database_cleaner (2.0.1)
       database_cleaner-active_record (~> 2.0.0)
     database_cleaner-active_record (2.0.1)
@@ -124,7 +120,7 @@ GEM
       temple (>= 0.8.0)
       tilt
     hashie (4.1.0)
-    i18n (1.8.10)
+    i18n (1.8.11)
       concurrent-ruby (~> 1.0)
     jbuilder (2.11.2)
       activesupport (>= 5.0.0)
@@ -164,11 +160,10 @@ GEM
       rack-protection
     orm_adapter (0.5.0)
     pg (1.2.3)
-    popper_js (2.9.3)
     public_suffix (4.0.6)
     puma (5.5.2)
       nio4r (~> 2.0)
-    racc (1.5.2)
+    racc (1.6.0)
     rack (2.2.3)
     rack-protection (2.1.0)
       rack
@@ -247,9 +242,9 @@ GEM
     sprockets (4.0.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    sprockets-rails (3.2.2)
-      actionpack (>= 4.0)
-      activesupport (>= 4.0)
+    sprockets-rails (3.4.0)
+      actionpack (>= 5.2)
+      activesupport (>= 5.2)
       sprockets (>= 3.0.0)
     temple (0.8.2)
     thor (1.1.0)
@@ -278,7 +273,7 @@ GEM
     websocket-extensions (0.1.5)
     xpath (3.2.0)
       nokogiri (~> 1.8)
-    zeitwerk (2.4.2)
+    zeitwerk (2.5.1)
 
 PLATFORMS
   x86_64-darwin-20
@@ -288,9 +283,9 @@ DEPENDENCIES
   activerecord-import
   apparition!
   bootsnap
-  bootstrap
   byebug
   capybara
+  cssbundling-rails
   database_cleaner
   devise
   factory_bot_rails