Modernize code.

Author: ioquatix

.github/workflows/documentation-coverage.yaml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: ruby/setup-ruby@v1
       with:
         ruby-version: ruby

.github/workflows/documentation.yaml

@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
 
     - uses: ruby/setup-ruby@v1
       with:
@@ -39,7 +39,7 @@ jobs:
       run: bundle exec bake utopia:project:static --force no
 
     - name: Upload documentation artifact
-      uses: actions/upload-pages-artifact@v3
+      uses: actions/upload-pages-artifact@v4
       with:
         path: docs
 

.github/workflows/rubocop.yaml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: ruby/setup-ruby@v1
       with:
         ruby-version: ruby

.github/workflows/test-coverage.yaml

@@ -21,7 +21,7 @@ jobs:
           - ubuntu
 
         ruby:
-          - "3.4"
+          - ruby
 
         gemfile:
           - gems/rack-v1.rb
@@ -30,7 +30,7 @@ jobs:
           - gems/rack-v31.rb
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{matrix.ruby}}
@@ -40,7 +40,7 @@ jobs:
       timeout-minutes: 5
       run: bundle exec bake test
 
-    - uses: actions/upload-artifact@v4
+    - uses: actions/upload-artifact@v5
       with:
         include-hidden-files: true
         if-no-files-found: error
@@ -52,13 +52,13 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: ruby/setup-ruby@v1
       with:
         ruby-version: ruby
         bundler-cache: true
 
-    - uses: actions/download-artifact@v4
+    - uses: actions/download-artifact@v6
 
     - name: Validate coverage
       timeout-minutes: 5

.github/workflows/test-external.yaml

@@ -20,9 +20,10 @@ jobs:
           - "3.2"
           - "3.3"
           - "3.4"
+          - "4.0"
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{matrix.ruby}}

.github/workflows/test.yaml

@@ -23,6 +23,7 @@ jobs:
           - "3.2"
           - "3.3"
           - "3.4"
+          - "4.0"
 
         gemfile:
           - gems/rack-v1.rb
@@ -44,7 +45,7 @@ jobs:
             experimental: true
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{matrix.ruby}}

lib/protocol/rack/adapter/generic.rb

@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 # Released under the MIT License.
-# Copyright, 2022-2025, by Samuel Williams.
+# Copyright, 2022-2026, by Samuel Williams.
 
 require "console"
 

license.md

@@ -1,6 +1,6 @@
 # MIT License
 
-Copyright, 2022-2025, by Samuel Williams.  
+Copyright, 2022-2026, by Samuel Williams.  
 Copyright, 2023, by Genki Takiuchi.  
 Copyright, 2025, by Francisco Mejia.