.rubocop.yml in alba-2.4.3 vs .rubocop.yml in alba-3.0.0

@@ -20,11 +20,11 @@
     - 'benchmark/**/*.rb'
     - 'docs/**/*'
     - 'script/**/*.rb'
   NewCops: enable
   EnabledByDefault: true
-  TargetRubyVersion: 2.7
+  TargetRubyVersion: 3.0
 
 # Items in Gemfile is dev dependencies and we don't have to specify versions.
 Bundler/GemVersion:
   Enabled: false
 
@@ -60,10 +60,16 @@
   Exclude:
     - 'test/**/*.rb'
 
 # `Resource` module is a core module and its length tends to be long...
 # `Alba` main module is also long because it has all parts of configuration
+Metrics/ClassLength:
+  Exclude:
+    - 'lib/alba/resource.rb'
+    - 'lib/alba.rb'
+    - 'test/**/*.rb' # Neec to specify this
+
 Metrics/ModuleLength:
   Exclude:
     - 'lib/alba/resource.rb'
     - 'lib/alba.rb'
 
@@ -91,43 +97,51 @@
 Style/ConstantVisibility:
   Exclude:
     - 'lib/alba/version.rb'
     - 'test/**/*.rb'
 
+# Copyright is in README
 Style/Copyright:
   Enabled: false
 
 # I know what I do :)
 Style/DisableCopsWithinSourceCodeDirective:
   Enabled: false
 
+# Test files doesn't need to have documentation
 Style/Documentation:
   Exclude:
     - 'test/**/*'
 
+# In README it's so obvious
 Style/DocumentationMethod:
   Exclude:
     - 'README.md'
 
+# This might be true in the future, but not many good things
 Style/FrozenStringLiteralComment:
   Enabled: false
 
+# I don't want to think about error class in example code
 Style/ImplicitRuntimeError:
   Exclude:
     - 'README.md'
 
+# We use it, don't we?
 Style/InlineComment:
   Enabled: false
 
 Style/MethodCallWithArgsParentheses:
   AllowedMethods: ['require', 'require_relative', 'include', 'extend', 'puts', 'p', 'warn', 'raise', 'send', 'public_send', 'alias_method']
   Exclude:
-    # There are so many `attributes` call without parenthese and that's absolutely fine
+    # There are so many calls like `attributes` and `register_type` without parenthese and that's absolutely fine
     - 'test/**/*.rb'
+    - 'README.md'
 
 # There are so many cases we just want `if` expression!
 Style/MissingElse:
   EnforcedStyle: case
 
+# It's example code, please forgive us
 Style/OptionalBooleanParameter:
   Exclude:
     - 'README.md'