Gemfile.rails61 in apipie-rails-0.6.0

- old
+ new

@@ -1,10 +1,17 @@
 source "https://rubygems.org"
 
 gemspec path: '..'
 
-gem 'rails', '~> 6.1.1'
-gem 'mime-types', '~> 2.99.3'
+gem 'actionpack', '~> 6.1.5'
+gem 'activesupport', '~> 6.1.5'
+gem 'mime-types', '~> 3.0'
 gem 'rails-controller-testing'
-gem 'rspec-rails', '~> 4.0.2'
+gem 'rspec-rails', '~> 5.0'
+
+# net-smtp not included by default in Ruby 3.1
+# Will be fixed by https://github.com/mikel/mail/pull/1439
+if Gem.ruby_version >= Gem::Version.new("3.1.0")
+  gem 'net-smtp', require: false
+end
 
 gem 'test_engine', path: '../spec/dummy/components/test_engine', group: :test