drop ruby 2.7

Author: dpep

.github/workflows/ruby.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby-version: [ 3.1, 3.0, 2.7 ]
+        ruby-version: [ 3, 3.1, "3.0" ]
 
     name: Ruby ${{ matrix.ruby-version }}
 

rspec-uuid.gemspec

@@ -12,6 +12,8 @@ Gem::Specification.new do |s|
   s.summary     = package.to_s
   s.version     = package.const_get "VERSION"
 
+  s.required_ruby_version = ">= 3"
+
   s.add_dependency "rspec-expectations", ">= 3"
 
   s.add_development_dependency "activesupport"