jkf.gemspec in jkf-0.4.3 vs jkf.gemspec in jkf-0.5.0

@@ -12,10 +12,13 @@
   spec.summary = "jkf/csa/kif/ki2 parser and converter"
   spec.description = "converter/parser of records of shogi"
   spec.homepage = "https://github.com/iyuuya/jkf"
   spec.license = "MIT"
 
+  spec.required_ruby_version = '>= 2.7'
+
   spec.files = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
   spec.bindir = "exe"
   spec.executables = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
+  spec.metadata['rubygems_mfa_required'] = 'true'
 end