feat: remove extraneous .rb in help text

packaging/pact-broker.rb

@@ -1,2 +1,15 @@
 require 'pact_broker/client/cli/broker'
+
+class Thor
+  module Base
+    module ClassMethods
+
+      def basename
+        # chomps the trailing .rb so it doesn't show in the help text
+        File.basename($PROGRAM_NAME).split(" ").first.chomp(".rb")
+      end
+    end
+  end
+end
+
 PactBroker::Client::CLI::Broker.start

packaging/pact-mock-service.rb

@@ -1,2 +1,15 @@
 require 'pact/mock_service/cli'
+
+class Thor
+  module Base
+    module ClassMethods
+
+      def basename
+        # chomps the trailing .rb so it doesn't show in the help text
+        File.basename($PROGRAM_NAME).split(" ").first.chomp(".rb")
+      end
+    end
+  end
+end
+
 Pact::MockService::CLI.start

packaging/pact-provider-verifier.rb

@@ -1,2 +1,15 @@
 require 'pact/provider_verifier/cli/verify'
+
+class Thor
+  module Base
+    module ClassMethods
+
+      def basename
+        # chomps the trailing .rb so it doesn't show in the help text
+        File.basename($PROGRAM_NAME).split(" ").first.chomp(".rb")
+      end
+    end
+  end
+end
+
 Pact::ProviderVerifier::CLI::Verify.start

packaging/pact-stub-service.rb

@@ -1,2 +1,15 @@
 require 'pact/stub_service/cli'
+
+class Thor
+  module Base
+    module ClassMethods
+
+      def basename
+        # chomps the trailing .rb so it doesn't show in the help text
+        File.basename($PROGRAM_NAME).split(" ").first.chomp(".rb")
+      end
+    end
+  end
+end
+
 Pact::StubService::CLI.start