Gemfile compatible versions of ruby, activerecord, sqlite

need a flipping database

Gemfile

@@ -15,10 +15,23 @@ gem 'rack-accept'
 gem 'rack-test'
 gem 'webrick'
 gem 'api_hammer'
-gem('activerecord')
-platform(:mri, :truffleruby) do
-  gem 'sqlite3', '>= 2.1' # loosen this in accordance with active_record/connection_adapters/sqlite3_adapter.rb
+ruby_version = RUBY_VERSION.split('.').map(&:to_i)
+[
+  {activerecord: '~> 8.0', ruby: [3, 2, 0], sqlite: '>= 2.1'},
+  {activerecord: '~> 7.2', ruby: [3, 1, 0], sqlite: '>= 1.4'},
+  {activerecord: '~> 7.0', ruby: [2, 7, 0], sqlite: '>= 1.4'},
+  {activerecord: '~> 6.0', ruby: [2, 5, 0], sqlite: '~> 1.4'},
+].map(&:values).each do |activerecord, ruby, sqlite|
+  if (ruby_version <=> ruby) >= 0
+    gem('activerecord', activerecord)
+
+    platform(:mri, :truffleruby) do
+      gem('sqlite3', sqlite) # loosen this in accordance with active_record/connection_adapters/sqlite3_adapter.rb
+    end
+    break
+  end
 end
+
 platform(:jruby) do
   gem 'activerecord-jdbcsqlite3-adapter'
 end