Switch to sass-embedded

Gemfile

@@ -5,6 +5,8 @@ gem 'html-proofer'
 
 # Middleman
 gem "middleman", "~> 4.4"
+gem 'sassc', github: 'sass/sassc-ruby', ref: 'refs/pull/233/head'
+gem 'sassc-embedded'
 gem "middleman-gh-pages", "~> 0.4.1"
 gem "middleman-syntax", "~> 3.3.0"
 gem "middleman-autoprefixer", "~> 3.0"

Gemfile.lock

@@ -1,3 +1,11 @@
+GIT
+  remote: https://github.com/sass/sassc-ruby.git
+  revision: 244d3dcc8b985e25bab066b296f0f202e43e41ad
+  ref: refs/pull/233/head
+  specs:
+    sassc (2.4.0)
+      ffi (~> 1.9)
+
 GEM
   remote: https://rubygems.org/
   specs:
@@ -57,6 +65,10 @@ GEM
     ffi (1.16.3)
     fiber-annotation (0.2.0)
     fiber-local (1.0.0)
+    google-protobuf (3.25.1)
+    google-protobuf (3.25.1-arm64-darwin)
+    google-protobuf (3.25.1-x86_64-darwin)
+    google-protobuf (3.25.1-x86_64-linux)
     haml (5.2.2)
       temple (>= 0.8.0)
       tilt
@@ -175,11 +187,20 @@ GEM
     ruby-rc4 (0.1.5)
     sass (3.7.4)
       sass-listen (~> 4.0.0)
+    sass-embedded (1.69.6)
+      google-protobuf (~> 3.25)
+      rake (>= 13.0.0)
+    sass-embedded (1.69.6-arm64-darwin)
+      google-protobuf (~> 3.25)
+    sass-embedded (1.69.6-x86_64-darwin)
+      google-protobuf (~> 3.25)
+    sass-embedded (1.69.6-x86_64-linux-gnu)
+      google-protobuf (~> 3.25)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
-    sassc (2.4.0)
-      ffi (~> 1.9)
+    sassc-embedded (1.69.1)
+      sass-embedded (~> 1.69)
     servolux (0.13.0)
     sprockets (3.7.2)
       concurrent-ruby (~> 1.0)
@@ -223,6 +244,8 @@ DEPENDENCIES
   redcarpet (~> 3.6.0)
   rouge (~> 3.30.0)
   sass (~> 3.7)
+  sassc!
+  sassc-embedded
 
 RUBY VERSION
    ruby 3.2.2p53