Remove dependency on sassc

Gemfile

@@ -12,7 +12,7 @@ gemspec
 
 # To use debugger
 # gem "debugger"
-gem "activeadmin"
+gem "activeadmin", "~> 2.9.0"
 gem "mimemagic", github: "mimemagicrb/mimemagic", ref: "01f92d86d15d85cfd0f20dabd025dcbd36a8a60f"
 
 gem "webpacker", "~> 5.0", require: ENV["SPROCKETS"] != "true"

Gemfile.lock

@@ -10,11 +10,10 @@ PATH
   specs:
     activeadmin_addons (1.9.0)
       active_material
+      dartsass-rails
       railties
       redcarpet
       require_all
-      sassc
-      sassc-rails
       xdan-datetimepicker-rails (~> 2.5.1)
 
 GEM
@@ -61,15 +60,15 @@ GEM
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.1, >= 1.2.0)
     active_material (1.5.2)
-    activeadmin (2.13.1)
+    activeadmin (2.9.0)
       arbre (~> 1.2, >= 1.2.1)
       formtastic (>= 3.1, < 5.0)
       formtastic_i18n (~> 0.4)
       inherited_resources (~> 1.7)
       jquery-rails (~> 4.2)
       kaminari (~> 1.0, >= 1.2.1)
-      railties (>= 6.1, < 7.1)
-      ransack (>= 2.1.1, < 4)
+      railties (>= 5.2, < 6.2)
+      ransack (~> 2.1, >= 2.1.1)
     activejob (6.1.7)
       activesupport (= 6.1.7)
       globalid (>= 0.3.6)
@@ -115,6 +114,8 @@ GEM
     concurrent-ruby (1.1.10)
     content_disposition (1.0.0)
     crass (1.0.6)
+    dartsass-rails (0.4.1)
+      railties (>= 6.0.0)
     database_cleaner (1.8.2)
     diff-lcs (1.3)
     down (5.2.4)
@@ -148,7 +149,7 @@ GEM
       guard (~> 2.1)
       guard-compat (~> 1.1)
       rspec (>= 2.99.0, < 4.0)
-    has_scope (0.8.0)
+    has_scope (0.8.1)
       actionpack (>= 5.2)
       activesupport (>= 5.2)
     i18n (1.12.0)
@@ -258,19 +259,19 @@ GEM
       thor (~> 1.0)
     rainbow (3.0.0)
     rake (13.0.6)
-    ransack (3.0.1)
+    ransack (2.6.0)
       activerecord (>= 6.0.4)
       activesupport (>= 6.0.4)
       i18n
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    redcarpet (3.5.1)
+    redcarpet (3.6.0)
     regexp_parser (1.6.0)
     require_all (3.0.0)
-    responders (3.0.1)
-      actionpack (>= 5.0)
-      railties (>= 5.0)
+    responders (3.1.0)
+      actionpack (>= 5.2)
+      railties (>= 5.2)
     rexml (3.2.5)
     rspec (3.9.0)
       rspec-core (~> 3.9.0)
@@ -309,14 +310,6 @@ GEM
       ffi (~> 1.12)
     ruby2_keywords (0.0.5)
     rubyzip (2.2.0)
-    sassc (2.4.0)
-      ffi (~> 1.9)
-    sassc-rails (2.1.2)
-      railties (>= 4.0.0)
-      sassc (>= 2.0)
-      sprockets (> 3.0)
-      sprockets-rails
-      tilt
     selenium-webdriver (3.142.7)
       childprocess (>= 0.5, < 4.0)
       rubyzip (>= 1.2.2)
@@ -338,7 +331,6 @@ GEM
     terrapin (0.6.0)
       climate_control (>= 0.0.3, < 1.0)
     thor (1.2.1)
-    tilt (2.0.11)
     tzinfo (2.0.5)
       concurrent-ruby (~> 1.0)
     unicode-display_width (1.4.1)
@@ -366,7 +358,7 @@ PLATFORMS
 
 DEPENDENCIES
   aasm
-  activeadmin
+  activeadmin (~> 2.9.0)
   activeadmin_addons!
   capybara-selenium
   database_cleaner

activeadmin_addons.gemspec

@@ -19,11 +19,10 @@ Gem::Specification.new do |s|
   s.files = Dir["{app,config,db,lib,vendor/assets}/**/*", "MIT-LICENSE", "Rakefile", "README.rdoc"]
 
   s.add_dependency "active_material"
+  s.add_dependency "dartsass-rails"
   s.add_dependency "railties"
   s.add_dependency "redcarpet"
   s.add_dependency "require_all"
-  s.add_dependency "sassc"
-  s.add_dependency "sassc-rails"
   s.add_dependency "xdan-datetimepicker-rails", "~> 2.5.1"
 
   s.add_development_dependency "aasm"

lib/activeadmin_addons/engine.rb

@@ -1,8 +1,6 @@
 module ActiveAdminAddons
   module Rails
     class Engine < ::Rails::Engine
-      require 'sassc'
-      require 'sassc-rails'
       require "xdan-datetimepicker-rails"
       require "require_all"
       require "active_material"