Fix minor rubocop offenses (#170)

.rubocop_todo.yml

@@ -1,25 +1,35 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config`
-# on 2023-04-14 06:22:29 UTC using RuboCop version 1.49.0.
+# on 2024-01-13 11:12:43 UTC using RuboCop version 1.50.2.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
 # versions of RuboCop, may require this file to be generated again.
 
-# Offense count: 10
+# Offense count: 9
 # Configuration parameters: AllowedMethods, AllowedPatterns, CountRepeatedAttributes.
 Metrics/AbcSize:
-  Max: 31
+  Max: 48
+
+# Offense count: 2
+# Configuration parameters: CountComments, CountAsOne.
+Metrics/ClassLength:
+  Max: 192
 
-# Offense count: 4
+# Offense count: 5
 # Configuration parameters: AllowedMethods, AllowedPatterns.
 Metrics/CyclomaticComplexity:
-  Max: 10
+  Max: 13
 
-# Offense count: 13
+# Offense count: 16
 # Configuration parameters: CountComments, CountAsOne, AllowedMethods, AllowedPatterns.
 Metrics/MethodLength:
-  Max: 30
+  Max: 31
+
+# Offense count: 1
+# Configuration parameters: AllowedMethods, AllowedPatterns.
+Metrics/PerceivedComplexity:
+  Max: 13
 
 # Offense count: 1
 # Configuration parameters: EnforcedStyle, CheckMethodNames, CheckSymbols, AllowedIdentifiers, AllowedPatterns.
@@ -29,7 +39,7 @@ Naming/VariableNumber:
   Exclude:
     - 'spec/integration_tests/roda_test.rb'
 
-# Offense count: 5
+# Offense count: 6
 # Configuration parameters: AllowedConstants.
 Style/Documentation:
   Exclude:

spec/roda/doc/rspec_openapi.rb

@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 RSpec::OpenAPI.title = 'Override title'
 RSpec::OpenAPI.application_version = '7.7.7'