Upgrade bundler and add new ruby version to test matrix

Author: philnash

.github/workflows/tests.yml

@@ -8,7 +8,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [2.6, 2.7, "3.0", 3.1, 3.2, 3.3, head]
+        ruby: [2.6, 2.7, "3.0", 3.1, 3.2, 3.3, 3.4, "4.0", head]
         rails: [4.2.11.3, 5.0.7.2, 5.1.7, 5.2.4.4, 6.0.3.4, 6.1.0, 7.0.3.1]
         exclude:
           # Ruby 2.6 and Rails 7 do not get along together.

pwned.gemspec

@@ -27,7 +27,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ["lib"]
   spec.executables = ["pwned"]
 
-  spec.add_development_dependency "bundler", ">= 1.16", "< 3.0"
+  spec.add_development_dependency "bundler", ">= 3", "< 5.0"
   spec.add_development_dependency "rake", "~> 13.0"
   spec.add_development_dependency "rspec", "~> 3.0"
   spec.add_development_dependency "webmock", "~> 3.3"