feat: add Dart Sass initializer to silence Bootstrap deprecation warnings

Author: rsmithlal

config/initializers/dartsass.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+# Configure Dart Sass to silence Bootstrap deprecation warnings
+# These warnings are from Bootstrap's internal implementation and will be
+# fixed when Bootstrap releases a Dart Sass 3.0 compatible version.
+#
+# Warnings silenced:
+# - import: Bootstrap still uses @import (will be removed in Bootstrap 6)
+# - global-builtin: Bootstrap uses global functions (type-of, unit, map-has-key)
+# - color-functions: Bootstrap uses deprecated color functions (red, green, blue)
+
+Rails.application.config.sass.quiet_deps = true
+Rails.application.config.sass.silence_deprecations = %w[
+  import
+  global-builtin
+  color-functions
+]

spec/dummy/config/initializers/dartsass.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+# Configure Dart Sass to silence Bootstrap deprecation warnings
+# These warnings are from Bootstrap's internal implementation and will be
+# fixed when Bootstrap releases a Dart Sass 3.0 compatible version.
+#
+# Warnings silenced:
+# - import: Bootstrap still uses @import (will be removed in Bootstrap 6)
+# - global-builtin: Bootstrap uses global functions (type-of, unit, map-has-key)
+# - color-functions: Bootstrap uses deprecated color functions (red, green, blue)
+
+Rails.application.config.sass.quiet_deps = true
+Rails.application.config.sass.silence_deprecations = %w[
+  import
+  global-builtin
+  color-functions
+]