chore(ruby): Release 0.21.0

Author: Stranger6667

bindings/ruby/CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## [Unreleased]
 
+## [0.21.0] - 2026-06-16
+
 ### Changed
 
 - Update `selectors` to `0.38`.
@@ -307,7 +309,8 @@
 
 - Initial public release
 
-[Unreleased]: https://github.com/Stranger6667/css-inline/compare/ruby-v0.20.3...HEAD
+[Unreleased]: https://github.com/Stranger6667/css-inline/compare/ruby-v0.21.0...HEAD
+[0.21.0]: https://github.com/Stranger6667/css-inline/compare/ruby-v0.20.3...ruby-v0.21.0
 [0.20.3]: https://github.com/Stranger6667/css-inline/compare/ruby-v0.20.2...ruby-v0.20.3
 [0.20.2]: https://github.com/Stranger6667/css-inline/compare/ruby-v0.20.1...ruby-v0.20.2
 [0.20.1]: https://github.com/Stranger6667/css-inline/compare/ruby-v0.20.0...ruby-v0.20.1

bindings/ruby/Cargo.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    css_inline (0.20.3)
+    css_inline (0.21.0)
       rb_sys (~> 0.9.116)
 
 GEM

bindings/ruby/Gemfile.lock

@@ -2,7 +2,7 @@
 
 Gem::Specification.new do |spec|
   spec.name = "css_inline"
-  spec.version = "0.20.3"
+  spec.version = "0.21.0"
   spec.summary = "High-performance library for inlining CSS into HTML 'style' attributes"
   spec.description = <<-EOF
     `css_inline` inlines CSS into HTML documents, using components from Mozilla's Servo project.

bindings/ruby/css_inline.gemspec

@@ -1,6 +1,6 @@
 [package]
 name = "css-inline-ruby"
-version = "0.20.3"
+version = "0.21.0"
 authors = ["Dmitry Dygalo <dmitry@dygalo.dev>"]
 edition = "2024"
 readme = "README.rdoc"
@@ -20,6 +20,6 @@ magnus = "0.8"
 rayon = "1"
 
 [dependencies.css-inline]
-version = "0.20.2"
+version = "0.21.0"
 default-features = false
 features = ["http", "file", "stylesheet-cache"]