diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 97f6725..389d3b1 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -15,7 +15,7 @@ jobs:
       run: |
         gem install bundler
         bundle install --jobs 4 --retry 3
-        bundle exec rubocop
+        bundle exec standardrb
 
   test:
     runs-on: ubuntu-latest
diff --git a/.rubocop.yml b/.rubocop.yml
deleted file mode 100644
index 8dc1533..0000000
--- a/.rubocop.yml
+++ /dev/null
@@ -1,655 +0,0 @@
-AllCops:
-  Exclude:
-    - db/schema.rb
-    - vendor/**/*
-    - spec/rails/**/*
-
-Metrics/LineLength:
-  Description: 'Limit lines to 80 characters.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#80-character-limits'
-  Max: 80
-  Exclude:
-    - ./*.gemspec
-
-
-Naming/AccessorMethodName:
-  Description: Check the naming of accessor methods for get_/set_.
-  Enabled: false
-
-Style/Alias:
-  Description: 'Use alias_method instead of alias.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#alias-method'
-  Enabled: false
-
-Style/ArrayJoin:
-  Description: 'Use Array#join instead of Array#*.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#array-join'
-  Enabled: false
-
-Style/AsciiComments:
-  Description: 'Use only ascii symbols in comments.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#english-comments'
-  Enabled: false
-
-Naming/AsciiIdentifiers:
-  Description: 'Use only ascii symbols in identifiers.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#english-identifiers'
-  Enabled: false
-
-Style/Attr:
-  Description: 'Checks for uses of Module#attr.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#attr'
-  Enabled: false
-
-Metrics/BlockNesting:
-  Description: 'Avoid excessive block nesting'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#three-is-the-number-thou-shalt-count'
-  Enabled: false
-
-Style/CaseEquality:
-  Description: 'Avoid explicit use of the case equality operator(===).'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-case-equality'
-  Enabled: false
-
-Style/CharacterLiteral:
-  Description: 'Checks for uses of character literals.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-character-literals'
-  Enabled: false
-
-Style/ClassAndModuleChildren:
-  Description: 'Checks style of children classes and modules.'
-  Enabled: true
-  EnforcedStyle: nested
-
-Metrics/ClassLength:
-  Description: 'Avoid classes longer than 100 lines of code.'
-  Enabled: false
-
-Metrics/ModuleLength:
-  Description: 'Avoid modules longer than 100 lines of code.'
-  Enabled: false
-
-Style/ClassVars:
-  Description: 'Avoid the use of class variables.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-class-vars'
-  Enabled: false
-
-Style/CollectionMethods:
-  Enabled: true
-  PreferredMethods:
-    find: detect
-    inject: reduce
-    collect: map
-    find_all: select
-
-Style/ColonMethodCall:
-  Description: 'Do not use :: for method call.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#double-colons'
-  Enabled: false
-
-Style/CommentAnnotation:
-  Description: >-
-                 Checks formatting of special comments
-                 (TODO, FIXME, OPTIMIZE, HACK, REVIEW).
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#annotate-keywords'
-  Enabled: false
-
-Metrics/AbcSize:
-  Description: >-
-                 A calculated magnitude based on number of assignments,
-                 branches, and conditions.
-  Enabled: false
-
-Metrics/BlockLength:
-  CountComments: true  # count full line comments?
-  Max: 25
-  ExcludedMethods: []
-  Exclude:
-    - "spec/**/*"
-
-Metrics/CyclomaticComplexity:
-  Description: >-
-                 A complexity metric that is strongly correlated to the number
-                 of test cases needed to validate a method.
-  Enabled: false
-
-Rails/Delegate:
-  Description: 'Prefer delegate method for delegations.'
-  Enabled: false
-
-Style/PreferredHashMethods:
-  Description: 'Checks use of `has_key?` and `has_value?` Hash methods.'
-  StyleGuide: '#hash-key'
-  Enabled: false
-
-Style/Documentation:
-  Description: 'Document classes and non-namespace modules.'
-  Enabled: false
-
-Style/DoubleNegation:
-  Description: 'Checks for uses of double negation (!!).'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-bang-bang'
-  Enabled: false
-
-Style/EachWithObject:
-  Description: 'Prefer `each_with_object` over `inject` or `reduce`.'
-  Enabled: false
-
-Style/EmptyLiteral:
-  Description: 'Prefer literals to Array.new/Hash.new/String.new.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#literal-array-hash'
-  Enabled: false
-
-# Checks whether the source file has a utf-8 encoding comment or not
-# AutoCorrectEncodingComment must match the regex
-# /#.*coding\s?[:=]\s?(?:UTF|utf)-8/
-Style/Encoding:
-  Enabled: false
-
-Style/EvenOdd:
-  Description: 'Favor the use of Fixnum#even? && Fixnum#odd?'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#predicate-methods'
-  Enabled: false
-
-Naming/FileName:
-  Description: 'Use snake_case for source file names.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#snake-case-files'
-  Enabled: false
-
-Style/FrozenStringLiteralComment:
-  Description: >-
-    Add the frozen_string_literal comment to the top of files
-    to help transition from Ruby 2.3.0 to Ruby 3.0.
-  Enabled: false
-
-Style/FlipFlop:
-  Description: 'Checks for flip flops'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-flip-flops'
-  Enabled: false
-
-Style/FormatString:
-  Description: 'Enforce the use of Kernel#sprintf, Kernel#format or String#%.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#sprintf'
-  Enabled: false
-
-Style/GlobalVars:
-  Description: 'Do not introduce global variables.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#instance-vars'
-  Reference: 'http://www.zenspider.com/Languages/Ruby/QuickRef.html'
-  Enabled: false
-
-Style/GuardClause:
-  Description: 'Check for conditionals that can be replaced with guard clauses'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-nested-conditionals'
-  Enabled: false
-
-Style/IfUnlessModifier:
-  Description: >-
-                 Favor modifier if/unless usage when you have a
-                 single-line body.
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#if-as-a-modifier'
-  Enabled: false
-
-Style/IfWithSemicolon:
-  Description: 'Do not use if x; .... Use the ternary operator instead.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-semicolon-ifs'
-  Enabled: false
-
-Style/InlineComment:
-  Description: 'Avoid inline comments.'
-  Enabled: false
-
-Style/Lambda:
-  Description: 'Use the new lambda literal syntax for single-line blocks.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#lambda-multi-line'
-  Enabled: false
-
-Style/LambdaCall:
-  Description: 'Use lambda.call(...) instead of lambda.(...).'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#proc-call'
-  Enabled: false
-
-Style/LineEndConcatenation:
-  Description: >-
-                 Use \ instead of + or << to concatenate two string literals at
-                 line end.
-  Enabled: false
-
-Metrics/MethodLength:
-  Description: 'Avoid methods longer than 10 lines of code.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#short-methods'
-  Enabled: false
-
-Style/ModuleFunction:
-  Description: 'Checks for usage of `extend self` in modules.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#module-function'
-  Enabled: false
-
-Style/MultilineBlockChain:
-  Description: 'Avoid multi-line chains of blocks.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#single-line-blocks'
-  Enabled: false
-
-Style/NegatedIf:
-  Description: >-
-                 Favor unless over if for negative conditions
-                 (or control flow or).
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#unless-for-negatives'
-  Enabled: false
-
-Style/NegatedWhile:
-  Description: 'Favor until over while for negative conditions.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#until-for-negatives'
-  Enabled: false
-
-Style/Next:
-  Description: 'Use `next` to skip iteration instead of a condition at the end.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-nested-conditionals'
-  Enabled: false
-
-Style/NilComparison:
-  Description: 'Prefer x.nil? to x == nil.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#predicate-methods'
-  Enabled: false
-
-Style/Not:
-  Description: 'Use ! instead of not.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#bang-not-not'
-  Enabled: false
-
-Style/NumericLiterals:
-  Description: >-
-                 Add underscores to large numeric literals to improve their
-                 readability.
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#underscores-in-numerics'
-  Enabled: false
-
-Style/OneLineConditional:
-  Description: >-
-                 Favor the ternary operator(?:) over
-                 if/then/else/end constructs.
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#ternary-operator'
-  Enabled: false
-
-Naming/BinaryOperatorParameterName:
-  Description: 'When defining binary operators, name the argument other.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#other-arg'
-  Enabled: false
-
-Metrics/ParameterLists:
-  Description: 'Avoid parameter lists longer than three or four parameters.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#too-many-params'
-  Enabled: false
-
-Style/PercentLiteralDelimiters:
-  Description: 'Use `%`-literal delimiters consistently'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#percent-literal-braces'
-  Enabled: false
-
-Style/PerlBackrefs:
-  Description: 'Avoid Perl-style regex back references.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-perl-regexp-last-matchers'
-  Enabled: false
-
-Naming/PredicateName:
-  Description: 'Check the names of predicate methods.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#bool-methods-qmark'
-  NamePrefixBlacklist:
-    - is_
-  Exclude:
-    - spec/**/*
-
-Style/Proc:
-  Description: 'Use proc instead of Proc.new.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#proc'
-  Enabled: false
-
-Style/RaiseArgs:
-  Description: 'Checks the arguments passed to raise/fail.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#exception-class-messages'
-  Enabled: false
-
-Style/RegexpLiteral:
-  Description: 'Use / or %r around regular expressions.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#percent-r'
-  Enabled: false
-
-Style/SelfAssignment:
-  Description: >-
-                 Checks for places where self-assignment shorthand should have
-                 been used.
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#self-assignment'
-  Enabled: false
-
-Style/SingleLineBlockParams:
-  Description: 'Enforces the names of some block params.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#reduce-blocks'
-  Enabled: false
-
-Style/SingleLineMethods:
-  Description: 'Avoid single-line methods.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-single-line-methods'
-  Enabled: false
-
-Style/SignalException:
-  Description: 'Checks for proper usage of fail and raise.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#fail-method'
-  Enabled: false
-
-Style/SpecialGlobalVars:
-  Description: 'Avoid Perl-style global variables.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-cryptic-perlisms'
-  Enabled: false
-
-Style/StringLiterals:
-  Description: 'Checks if uses of quotes match the configured preference.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#consistent-string-literals'
-  EnforcedStyle: double_quotes
-  Enabled: true
-
-Style/TrailingCommaInArguments:
-  Description: 'Checks for trailing comma in argument lists.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-trailing-array-commas'
-  EnforcedStyleForMultiline: comma
-  SupportedStylesForMultiline:
-    - comma
-    - consistent_comma
-    - no_comma
-  Enabled: true
-
-Style/TrailingCommaInArrayLiteral:
-  Description: 'Checks for trailing comma in array literals.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-trailing-array-commas'
-  EnforcedStyleForMultiline: comma
-  SupportedStylesForMultiline:
-    - comma
-    - consistent_comma
-    - no_comma
-  Enabled: true
-
-Style/TrailingCommaInHashLiteral:
-  Description: 'Checks for trailing comma in hash literals.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-trailing-array-commas'
-  EnforcedStyleForMultiline: comma
-  SupportedStylesForMultiline:
-    - comma
-    - consistent_comma
-    - no_comma
-  Enabled: true
-
-Style/TrivialAccessors:
-  Description: 'Prefer attr_* methods to trivial readers/writers.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#attr_family'
-  Enabled: false
-
-Style/VariableInterpolation:
-  Description: >-
-                 Don't interpolate global, instance and class variables
-                 directly in strings.
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#curlies-interpolate'
-  Enabled: false
-
-Style/WhenThen:
-  Description: 'Use when x then ... for one-line cases.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#one-line-cases'
-  Enabled: false
-
-Style/WhileUntilModifier:
-  Description: >-
-                 Favor modifier while/until usage when you have a
-                 single-line body.
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#while-as-a-modifier'
-  Enabled: false
-
-Style/WordArray:
-  Description: 'Use %w or %W for arrays of words.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#percent-w'
-  Enabled: false
-
-# Layout
-
-Layout/AlignParameters:
-  Description: 'Here we check if the parameters on a multi-line method call or definition are aligned.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-double-indent'
-  Enabled: false
-
-Layout/ConditionPosition:
-  Description: >-
-                 Checks for condition placed in a confusing position relative to
-                 the keyword.
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#same-line-condition'
-  Enabled: false
-
-Layout/DotPosition:
-  Description: 'Checks the position of the dot in multi-line method calls.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#consistent-multi-line-chains'
-  EnforcedStyle: trailing
-
-Layout/ExtraSpacing:
-  Description: 'Do not use unnecessary spacing.'
-  Enabled: true
-
-Layout/MultilineOperationIndentation:
-  Description: >-
-                 Checks indentation of binary operations that span more than
-                 one line.
-  Enabled: true
-  EnforcedStyle: indented
-
-Layout/MultilineMethodCallIndentation:
-  Description: >-
-                 Checks indentation of method calls with the dot operator
-                 that span more than one line.
-  Enabled: true
-  EnforcedStyle: indented
-
-Layout/InitialIndentation:
-  Description: >-
-    Checks the indentation of the first non-blank non-comment line in a file.
-  Enabled: false
-
-# Lint
-
-Lint/AmbiguousOperator:
-  Description: >-
-                 Checks for ambiguous operators in the first argument of a
-                 method invocation without parentheses.
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#parens-as-args'
-  Enabled: false
-
-Lint/AmbiguousRegexpLiteral:
-  Description: >-
-                 Checks for ambiguous regexp literals in the first argument of
-                 a method invocation without parenthesis.
-  Enabled: false
-
-Lint/AssignmentInCondition:
-  Description: "Don't use assignment in conditions."
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#safe-assignment-in-condition'
-  Enabled: false
-
-Lint/CircularArgumentReference:
-  Description: "Don't refer to the keyword argument in the default value."
-  Enabled: false
-
-Lint/DeprecatedClassMethods:
-  Description: 'Check for deprecated class method calls.'
-  Enabled: false
-
-Lint/DuplicatedKey:
-  Description: 'Check for duplicate keys in hash literals.'
-  Enabled: false
-
-Lint/EachWithObjectArgument:
-  Description: 'Check for immutable argument given to each_with_object.'
-  Enabled: false
-
-Lint/ElseLayout:
-  Description: 'Check for odd code arrangement in an else block.'
-  Enabled: false
-
-Lint/FormatParameterMismatch:
-  Description: 'The number of parameters to format/sprint must match the fields.'
-  Enabled: false
-
-Lint/HandleExceptions:
-  Description: "Don't suppress exception."
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#dont-hide-exceptions'
-  Enabled: false
-
-Lint/LiteralAsCondition:
-  Description: 'Checks of literals used in conditions.'
-  Enabled: false
-
-Lint/LiteralInInterpolation:
-  Description: 'Checks for literals used in interpolation.'
-  Enabled: false
-
-Lint/Loop:
-  Description: >-
-                 Use Kernel#loop with break rather than begin/end/until or
-                 begin/end/while for post-loop tests.
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#loop-with-break'
-  Enabled: false
-
-Lint/NestedMethodDefinition:
-  Description: 'Do not use nested method definitions.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-nested-methods'
-  Enabled: false
-
-Lint/NonLocalExitFromIterator:
-  Description: 'Do not use return in iterator to cause non-local exit.'
-  Enabled: false
-
-Lint/ParenthesesAsGroupedExpression:
-  Description: >-
-                 Checks for method calls with a space before the opening
-                 parenthesis.
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#parens-no-spaces'
-  Enabled: false
-
-Lint/RequireParentheses:
-  Description: >-
-                 Use parentheses in the method call to avoid confusion
-                 about precedence.
-  Enabled: false
-
-Lint/UnderscorePrefixedVariableName:
-  Description: 'Do not use prefix `_` for a variable that is used.'
-  Enabled: false
-
-Lint/UnneededCopDisableDirective:
-  Description: >-
-                 Checks for rubocop:disable comments that can be removed.
-                 Note: this cop is not disabled when disabling all cops.
-                 It must be explicitly disabled.
-  Enabled: false
-
-Lint/Void:
-  Description: 'Possible use of operator/literal/variable in void context.'
-  Enabled: false
-
-# Performance
-
-Performance/CaseWhenSplat:
-  Description: >-
-                  Place `when` conditions that use splat at the end
-                  of the list of `when` branches.
-  Enabled: false
-
-Performance/Count:
-  Description: >-
-                  Use `count` instead of `select...size`, `reject...size`,
-                  `select...count`, `reject...count`, `select...length`,
-                  and `reject...length`.
-  Enabled: false
-
-Performance/Detect:
-  Description: >-
-                  Use `detect` instead of `select.first`, `find_all.first`,
-                  `select.last`, and `find_all.last`.
-  Reference: 'https://github.com/JuanitoFatas/fast-ruby#enumerabledetect-vs-enumerableselectfirst-code'
-  Enabled: false
-
-Performance/FlatMap:
-  Description: >-
-                  Use `Enumerable#flat_map`
-                  instead of `Enumerable#map...Array#flatten(1)`
-                  or `Enumberable#collect..Array#flatten(1)`
-  Reference: 'https://github.com/JuanitoFatas/fast-ruby#enumerablemaparrayflatten-vs-enumerableflat_map-code'
-  Enabled: false
-
-Performance/ReverseEach:
-  Description: 'Use `reverse_each` instead of `reverse.each`.'
-  Reference: 'https://github.com/JuanitoFatas/fast-ruby#enumerablereverseeach-vs-enumerablereverse_each-code'
-  Enabled: false
-
-Performance/Sample:
-  Description: >-
-                  Use `sample` instead of `shuffle.first`,
-                  `shuffle.last`, and `shuffle[Fixnum]`.
-  Reference: 'https://github.com/JuanitoFatas/fast-ruby#arrayshufflefirst-vs-arraysample-code'
-  Enabled: false
-
-Performance/Size:
-  Description: >-
-                  Use `size` instead of `count` for counting
-                  the number of elements in `Array` and `Hash`.
-  Reference: 'https://github.com/JuanitoFatas/fast-ruby#arraycount-vs-arraysize-code'
-  Enabled: false
-
-Performance/StringReplacement:
-  Description: >-
-                  Use `tr` instead of `gsub` when you are replacing the same
-                  number of characters. Use `delete` instead of `gsub` when
-                  you are deleting characters.
-  Reference: 'https://github.com/JuanitoFatas/fast-ruby#stringgsub-vs-stringtr-code'
-  Enabled: false
-
-# Rails
-
-Rails/ActionFilter:
-  Description: 'Enforces consistent use of action filter methods.'
-  Enabled: false
-
-Rails/Date:
-  Description: >-
-                  Checks the correct usage of date aware methods,
-                  such as Date.today, Date.current etc.
-  Enabled: false
-
-Rails/FindBy:
-  Description: 'Prefer find_by over where.first.'
-  Enabled: false
-
-Rails/FindEach:
-  Description: 'Prefer all.find_each over all.find.'
-  Enabled: false
-
-Rails/HasAndBelongsToMany:
-  Description: 'Prefer has_many :through to has_and_belongs_to_many.'
-  Enabled: false
-
-Rails/Output:
-  Description: 'Checks for calls to puts, print, etc.'
-  Enabled: false
-
-Rails/ReadWriteAttribute:
-  Description: >-
-                 Checks for read_attribute(:attr) and
-                 write_attribute(:attr, val).
-  Enabled: false
-
-Rails/ScopeArgs:
-  Description: 'Checks the arguments of ActiveRecord scopes.'
-  Enabled: false
-
-Rails/TimeZone:
-  Description: 'Checks the correct usage of time zone aware methods.'
-  StyleGuide: 'https://github.com/bbatsov/rails-style-guide#time'
-  Reference: 'http://danilenko.org/2012/7/6/rails_timezones'
-  Enabled: false
-
-Rails/Validation:
-  Description: 'Use validates :attribute, hash of validations.'
-  Enabled: false
diff --git a/Rakefile b/Rakefile
index 312dfb4..7bb0b6b 100644
--- a/Rakefile
+++ b/Rakefile
@@ -8,9 +8,11 @@ end
 
 namespace "psenv-rails" do
   class ParameterStoreEnvRailsGemHelper < Bundler::GemHelper
-    def guard_already_tagged; end
+    def guard_already_tagged
+    end
 
-    def tag_version; end
+    def tag_version
+    end
   end
 
   ParameterStoreEnvRailsGemHelper.install_tasks name: "psenv-rails"
diff --git a/lib/psenv/environment.rb b/lib/psenv/environment.rb
index 79bf446..88fc485 100644
--- a/lib/psenv/environment.rb
+++ b/lib/psenv/environment.rb
@@ -6,7 +6,7 @@ module Psenv
 
     def apply
       @variables.each do |k, v|
-        ENV.store(k.to_s, v) unless ENV.has_key?(k.to_s)
+        ENV.store(k.to_s, v) unless ENV.key?(k.to_s)
       end
     end
 
diff --git a/lib/psenv/retriever.rb b/lib/psenv/retriever.rb
index 420809d..8e77401 100644
--- a/lib/psenv/retriever.rb
+++ b/lib/psenv/retriever.rb
@@ -21,9 +21,9 @@ module Psenv
 
     def call
       Hash[
-        parameters.
-          map { |parameter| Parameter.new(parameter) }.
-          map { |parameter| [parameter.name, parameter.value] }
+        parameters
+          .map { |parameter| Parameter.new(parameter) }
+          .map { |parameter| [parameter.name, parameter.value] }
       ]
     end
 
@@ -48,7 +48,7 @@ module Psenv
       end
 
       parameters.flatten
-    rescue StandardError => error
+    rescue => error
       raise RetrieveError, error
     end
   end
diff --git a/psenv-rails.gemspec b/psenv-rails.gemspec
index 745f2ec..be51e44 100644
--- a/psenv-rails.gemspec
+++ b/psenv-rails.gemspec
@@ -1,25 +1,24 @@
-
 lib = File.expand_path("lib", __dir__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require "psenv/version"
 
 Gem::Specification.new do |spec|
-  spec.name          = "psenv-rails"
-  spec.version       = Psenv::VERSION
-  spec.authors       = ["Andrew Tomaka"]
-  spec.email         = ["atomaka@gmail.com"]
+  spec.name = "psenv-rails"
+  spec.version = Psenv::VERSION
+  spec.authors = ["Andrew Tomaka"]
+  spec.email = ["atomaka@gmail.com"]
 
-  spec.summary       = "Load AWS SSM Parameter Store values into your Rails environment."
-  spec.homepage      = "https://github.com/atomaka/psenv"
-  spec.license       = "MIT"
+  spec.summary = "Load AWS SSM Parameter Store values into your Rails environment."
+  spec.homepage = "https://github.com/atomaka/psenv"
+  spec.license = "MIT"
 
-  spec.files         = `git ls-files lib | grep rails`.
-    split($OUTPUT_RECORD_SEPARATOR).
-    reject do |f|
+  spec.files = `git ls-files lib | grep rails`
+    .split($OUTPUT_RECORD_SEPARATOR)
+    .reject do |f|
       f.match(%r{^(test|spec|features)/})
     end + ["README.md", "LICENSE.txt"]
-  spec.bindir        = "exe"
-  spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
+  spec.bindir = "exe"
+  spec.executables = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
   spec.add_dependency "psenv", Psenv::VERSION
diff --git a/psenv.gemspec b/psenv.gemspec
index d89c299..b3f8bab 100644
--- a/psenv.gemspec
+++ b/psenv.gemspec
@@ -1,29 +1,28 @@
-
 lib = File.expand_path("lib", __dir__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require "psenv/version"
 
 Gem::Specification.new do |spec|
-  spec.name          = "psenv"
-  spec.version       = Psenv::VERSION
-  spec.authors       = ["Andrew Tomaka"]
-  spec.email         = ["atomaka@gmail.com"]
+  spec.name = "psenv"
+  spec.version = Psenv::VERSION
+  spec.authors = ["Andrew Tomaka"]
+  spec.email = ["atomaka@gmail.com"]
 
-  spec.summary       = "Load AWS SSM Parameter Store values into your environment."
-  spec.homepage      = "https://github.com/atomaka/psenv"
-  spec.license       = "MIT"
+  spec.summary = "Load AWS SSM Parameter Store values into your environment."
+  spec.homepage = "https://github.com/atomaka/psenv"
+  spec.license = "MIT"
 
-  spec.files         = `git ls-files -z`.split("\x0").reject do |f|
+  spec.files = `git ls-files -z`.split("\x0").reject do |f|
     f.match(%r{^(test|spec|features)/})
   end
-  spec.bindir        = "exe"
-  spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
+  spec.bindir = "exe"
+  spec.executables = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
   spec.add_development_dependency "pry"
   spec.add_development_dependency "rake", "~> 10.0"
   spec.add_development_dependency "rspec", "~> 3.0"
-  spec.add_development_dependency "rubocop", "0.54"
+  spec.add_development_dependency "standard", "~> 0.1.9"
   spec.add_development_dependency "webmock", "~> 3.3"
 
   spec.add_dependency "aws-sdk-ssm", "~> 1"
diff --git a/spec/environment_spec.rb b/spec/environment_spec.rb
index 4121dd0..b1a723e 100644
--- a/spec/environment_spec.rb
+++ b/spec/environment_spec.rb
@@ -1,8 +1,8 @@
 require "spec_helper"
 
 RSpec.describe Psenv::Environment do
-  let(:environment1) { { A: "1", B: "1" } }
-  let(:environment2) { { B: "2", C: "2" } }
+  let(:environment1) { {A: "1", B: "1"} }
+  let(:environment2) { {B: "2", C: "2"} }
 
   context ".new" do
     subject { Psenv::Environment.new(environment1, environment2) }
diff --git a/spec/psenv_spec.rb b/spec/psenv_spec.rb
index 6b30950..bcff177 100644
--- a/spec/psenv_spec.rb
+++ b/spec/psenv_spec.rb
@@ -3,9 +3,9 @@ require "spec_helper"
 RSpec.describe Psenv do
   let(:env_path) { "/env/" }
   let(:arg_paths) { ["/arg1/", "/arg2"] }
-  let(:env_variables) { { TEST: "env", ANOTHER: "env" } }
+  let(:env_variables) { {TEST: "env", ANOTHER: "env"} }
   let(:arg_variables) do
-    [{ ONE: "arg1", TWO: "arg1" }, { TWO: "arg2", THREE: "arg2" }]
+    [{ONE: "arg1", TWO: "arg1"}, {TWO: "arg2", THREE: "arg2"}]
   end
   let(:retriever1) { double(:retriever) }
   let(:retriever2) { double(:retriever) }
@@ -42,8 +42,8 @@ RSpec.describe Psenv do
       end
 
       it "creates the environment with the correct variables" do
-        expect(Psenv::Environment).
-          to have_received(:new).with(env_variables)
+        expect(Psenv::Environment)
+          .to have_received(:new).with(env_variables)
       end
 
       it "applies the environment" do
@@ -61,8 +61,8 @@ RSpec.describe Psenv do
       end
 
       it "creates the environment with the correct variables" do
-        expect(Psenv::Environment).
-          to have_received(:new).with(*arg_variables)
+        expect(Psenv::Environment)
+          .to have_received(:new).with(*arg_variables)
       end
 
       it "apples the environment" do
@@ -83,8 +83,8 @@ RSpec.describe Psenv do
       end
 
       it "creates the environment with the correct variables" do
-        expect(Psenv::Environment).
-          to have_received(:new).with(env_variables)
+        expect(Psenv::Environment)
+          .to have_received(:new).with(env_variables)
       end
 
       it "applies the environment" do
@@ -102,8 +102,8 @@ RSpec.describe Psenv do
       end
 
       it "creates the environment with the correct variables" do
-        expect(Psenv::Environment).
-          to have_received(:new).with(*arg_variables)
+        expect(Psenv::Environment)
+          .to have_received(:new).with(*arg_variables)
       end
 
       it "apples the environment" do
diff --git a/spec/rails/Gemfile b/spec/rails/Gemfile
index 767fcef..ec2b183 100644
--- a/spec/rails/Gemfile
+++ b/spec/rails/Gemfile
@@ -1,31 +1,31 @@
-source 'https://rubygems.org'
+source "https://rubygems.org"
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
-gem 'rails', '~> 6.0.0'
+gem "rails", "~> 6.0.0"
 # Use Puma as the app server
-gem 'puma', '~> 3.11'
+gem "puma", "~> 3.11"
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
 # gem 'jbuilder', '~> 2.7'
 # Use Active Model has_secure_password
 # gem 'bcrypt', '~> 3.1.7'
 
 # Reduces boot times through caching; required in config/boot.rb
-gem 'bootsnap', '>= 1.4.2', require: false
+gem "bootsnap", ">= 1.4.2", require: false
 
 # Use Rack CORS for handling Cross-Origin Resource Sharing (CORS), making cross-origin AJAX possible
 # gem 'rack-cors'
 
-gem 'psenv-rails', path: '../../'
+gem "psenv-rails", path: "../../"
 
 group :development, :test do
   # Call 'byebug' anywhere in the code to stop execution and get a debugger console
-  gem 'byebug', platforms: [:mri, :mingw, :x64_mingw]
+  gem "byebug", platforms: [:mri, :mingw, :x64_mingw]
 end
 
 group :development do
-  gem 'listen', '>= 3.0.5', '< 3.2'
+  gem "listen", ">= 3.0.5", "< 3.2"
 end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
-gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
+gem "tzinfo-data", platforms: [:mingw, :mswin, :x64_mingw, :jruby]
diff --git a/spec/rails/Rakefile b/spec/rails/Rakefile
index e85f913..9a5ea73 100644
--- a/spec/rails/Rakefile
+++ b/spec/rails/Rakefile
@@ -1,6 +1,6 @@
 # Add your own tasks in files placed in lib/tasks ending in .rake,
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 
-require_relative 'config/application'
+require_relative "config/application"
 
 Rails.application.load_tasks
diff --git a/spec/rails/app/services/environment_tester.rb b/spec/rails/app/services/environment_tester.rb
index e78250d..c34b39b 100644
--- a/spec/rails/app/services/environment_tester.rb
+++ b/spec/rails/app/services/environment_tester.rb
@@ -1,5 +1,5 @@
 class EnvironmentTester
   def self.call
-    ENV.fetch('API_KEY', '')
+    ENV.fetch("API_KEY", "")
   end
 end
diff --git a/spec/rails/bin/bundle b/spec/rails/bin/bundle
index 4f5e057..1a4d56e 100755
--- a/spec/rails/bin/bundle
+++ b/spec/rails/bin/bundle
@@ -10,7 +10,7 @@
 
 require "rubygems"
 
-m = Module.new do
+m = Module.new {
   module_function
 
   def invoked_as_script?
@@ -78,13 +78,13 @@ m = Module.new do
     if Gem::Version.correct?(bundler_version) && Gem::Version.new(bundler_version).release < Gem::Version.new("2.0")
       bundler_version = "< 2"
     end
-    gem_error = activation_error_handling do
+    gem_error = activation_error_handling {
       gem "bundler", bundler_version
-    end
+    }
     return if gem_error.nil?
-    require_error = activation_error_handling do
+    require_error = activation_error_handling {
       require "bundler/version"
-    end
+    }
     return if require_error.nil? && Gem::Requirement.new(bundler_version).satisfied_by?(Gem::Version.new(Bundler::VERSION))
     warn "Activating bundler (#{bundler_version}) failed:\n#{gem_error.message}\n\nTo install the version of bundler this project requires, run `gem install bundler -v '#{bundler_version}'`"
     exit 42
@@ -96,7 +96,7 @@ m = Module.new do
   rescue StandardError, LoadError => e
     e
   end
-end
+}
 
 m.load_bundler!
 
diff --git a/spec/rails/bin/rails b/spec/rails/bin/rails
index 5badb2f..40d2d5e 100755
--- a/spec/rails/bin/rails
+++ b/spec/rails/bin/rails
@@ -1,9 +1,9 @@
 #!/usr/bin/env ruby
 begin
-  load File.expand_path('../spring', __FILE__)
+  load File.expand_path("../spring", __FILE__)
 rescue LoadError => e
-  raise unless e.message.include?('spring')
+  raise unless e.message.include?("spring")
 end
-APP_PATH = File.expand_path('../config/application', __dir__)
-require_relative '../config/boot'
-require 'rails/commands'
+APP_PATH = File.expand_path("../config/application", __dir__)
+require_relative "../config/boot"
+require "rails/commands"
diff --git a/spec/rails/bin/rake b/spec/rails/bin/rake
index d87d5f5..3df5805 100755
--- a/spec/rails/bin/rake
+++ b/spec/rails/bin/rake
@@ -1,9 +1,9 @@
 #!/usr/bin/env ruby
 begin
-  load File.expand_path('../spring', __FILE__)
+  load File.expand_path("../spring", __FILE__)
 rescue LoadError => e
-  raise unless e.message.include?('spring')
+  raise unless e.message.include?("spring")
 end
-require_relative '../config/boot'
-require 'rake'
+require_relative "../config/boot"
+require "rake"
 Rake.application.run
diff --git a/spec/rails/bin/setup b/spec/rails/bin/setup
index 2e29ac1..7e1934d 100755
--- a/spec/rails/bin/setup
+++ b/spec/rails/bin/setup
@@ -1,8 +1,8 @@
 #!/usr/bin/env ruby
-require 'fileutils'
+require "fileutils"
 
 # path to your application root.
-APP_ROOT = File.expand_path('..', __dir__)
+APP_ROOT = File.expand_path("..", __dir__)
 
 def system!(*args)
   system(*args) || abort("\n== Command #{args} failed ==")
@@ -13,13 +13,13 @@ FileUtils.chdir APP_ROOT do
   # This script is idempotent, so that you can run it at anytime and get an expectable outcome.
   # Add necessary setup steps to this file.
 
-  puts '== Installing dependencies =='
-  system! 'gem install bundler --conservative'
-  system('bundle check') || system!('bundle install')
+  puts "== Installing dependencies =="
+  system! "gem install bundler --conservative"
+  system("bundle check") || system!("bundle install")
 
   puts "\n== Removing old logs and tempfiles =="
-  system! 'bin/rails log:clear tmp:clear'
+  system! "bin/rails log:clear tmp:clear"
 
   puts "\n== Restarting application server =="
-  system! 'bin/rails restart'
+  system! "bin/rails restart"
 end
diff --git a/spec/rails/bin/spring b/spec/rails/bin/spring
index d89ee49..cbe59c6 100755
--- a/spec/rails/bin/spring
+++ b/spec/rails/bin/spring
@@ -4,14 +4,14 @@
 # It gets overwritten when you run the `spring binstub` command.
 
 unless defined?(Spring)
-  require 'rubygems'
-  require 'bundler'
+  require "rubygems"
+  require "bundler"
 
   lockfile = Bundler::LockfileParser.new(Bundler.default_lockfile.read)
-  spring = lockfile.specs.detect { |spec| spec.name == 'spring' }
+  spring = lockfile.specs.detect { |spec| spec.name == "spring" }
   if spring
     Gem.use_paths Gem.dir, Bundler.bundle_path.to_s, *Gem.path
-    gem 'spring', spring.version
-    require 'spring/binstub'
+    gem "spring", spring.version
+    require "spring/binstub"
   end
 end
diff --git a/spec/rails/config.ru b/spec/rails/config.ru
index f7ba0b5..441e6ff 100644
--- a/spec/rails/config.ru
+++ b/spec/rails/config.ru
@@ -1,5 +1,5 @@
 # This file is used by Rack-based servers to start the application.
 
-require_relative 'config/environment'
+require_relative "config/environment"
 
 run Rails.application
diff --git a/spec/rails/config/application.rb b/spec/rails/config/application.rb
index d48c329..6c65484 100644
--- a/spec/rails/config/application.rb
+++ b/spec/rails/config/application.rb
@@ -1,4 +1,4 @@
-require_relative 'boot'
+require_relative "boot"
 
 require "rails"
 # Pick the frameworks you want:
diff --git a/spec/rails/config/boot.rb b/spec/rails/config/boot.rb
index b9e460c..988a5dd 100644
--- a/spec/rails/config/boot.rb
+++ b/spec/rails/config/boot.rb
@@ -1,4 +1,4 @@
-ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__)
+ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../Gemfile", __dir__)
 
-require 'bundler/setup' # Set up gems listed in the Gemfile.
-require 'bootsnap/setup' # Speed up boot time by caching expensive operations.
+require "bundler/setup" # Set up gems listed in the Gemfile.
+require "bootsnap/setup" # Speed up boot time by caching expensive operations.
diff --git a/spec/rails/config/environment.rb b/spec/rails/config/environment.rb
index 426333b..cac5315 100644
--- a/spec/rails/config/environment.rb
+++ b/spec/rails/config/environment.rb
@@ -1,5 +1,5 @@
 # Load the Rails application.
-require_relative 'application'
+require_relative "application"
 
 # Initialize the Rails application.
 Rails.application.initialize!
diff --git a/spec/rails/config/environments/development.rb b/spec/rails/config/environments/development.rb
index 96892b3..9a4b1a4 100644
--- a/spec/rails/config/environments/development.rb
+++ b/spec/rails/config/environments/development.rb
@@ -14,10 +14,10 @@ Rails.application.configure do
 
   # Enable/disable caching. By default caching is disabled.
   # Run rails dev:cache to toggle caching.
-  if Rails.root.join('tmp', 'caching-dev.txt').exist?
+  if Rails.root.join("tmp", "caching-dev.txt").exist?
     config.cache_store = :memory_store
     config.public_file_server.headers = {
-      'Cache-Control' => "public, max-age=#{2.days.to_i}"
+      "Cache-Control" => "public, max-age=#{2.days.to_i}",
     }
   else
     # config.action_controller.perform_caching = false
@@ -28,7 +28,6 @@ Rails.application.configure do
   # Print deprecation notices to the Rails logger.
   config.active_support.deprecation = :log
 
-
   # Raises error for missing translations.
   # config.action_view.raise_on_missing_translations = true
 
diff --git a/spec/rails/config/environments/production.rb b/spec/rails/config/environments/production.rb
index 9edb779..ff62d96 100644
--- a/spec/rails/config/environments/production.rb
+++ b/spec/rails/config/environments/production.rb
@@ -11,7 +11,7 @@ Rails.application.configure do
   config.eager_load = true
 
   # Full error reports are disabled and caching is turned on.
-  config.consider_all_requests_local       = false
+  config.consider_all_requests_local = false
 
   # Ensures that a master key has been made available in either ENV["RAILS_MASTER_KEY"]
   # or in config/master.key. This key is used to decrypt credentials (and other encrypted files).
@@ -19,7 +19,7 @@ Rails.application.configure do
 
   # Disable serving static files from the `/public` folder by default since
   # Apache or NGINX already handles this.
-  config.public_file_server.enabled = ENV['RAILS_SERVE_STATIC_FILES'].present?
+  config.public_file_server.enabled = ENV["RAILS_SERVE_STATIC_FILES"].present?
 
   # Enable serving of images, stylesheets, and JavaScripts from an asset server.
   # config.action_controller.asset_host = 'http://assets.example.com'
@@ -36,7 +36,7 @@ Rails.application.configure do
   config.log_level = :debug
 
   # Prepend all log lines with the following tags.
-  config.log_tags = [ :request_id ]
+  config.log_tags = [:request_id]
 
   # Use a different cache store in production.
   # config.cache_store = :mem_cache_store
@@ -60,9 +60,9 @@ Rails.application.configure do
   # config.logger = ActiveSupport::TaggedLogging.new(Syslog::Logger.new 'app-name')
 
   if ENV["RAILS_LOG_TO_STDOUT"].present?
-    logger           = ActiveSupport::Logger.new(STDOUT)
+    logger = ActiveSupport::Logger.new(STDOUT)
     logger.formatter = config.log_formatter
-    config.logger    = ActiveSupport::TaggedLogging.new(logger)
+    config.logger = ActiveSupport::TaggedLogging.new(logger)
   end
 
   # Inserts middleware to perform automatic connection switching.
diff --git a/spec/rails/config/environments/test.rb b/spec/rails/config/environments/test.rb
index c752dfc..50d6697 100644
--- a/spec/rails/config/environments/test.rb
+++ b/spec/rails/config/environments/test.rb
@@ -16,11 +16,11 @@ Rails.application.configure do
   # Configure public file server for tests with Cache-Control for performance.
   config.public_file_server.enabled = true
   config.public_file_server.headers = {
-    'Cache-Control' => "public, max-age=#{1.hour.to_i}"
+    "Cache-Control" => "public, max-age=#{1.hour.to_i}",
   }
 
   # Show full error reports and disable caching.
-  config.consider_all_requests_local       = true
+  config.consider_all_requests_local = true
   # config.action_controller.perform_caching = false
   config.cache_store = :null_store
 
diff --git a/spec/rails/config/puma.rb b/spec/rails/config/puma.rb
index 5ed4437..2d3d969 100644
--- a/spec/rails/config/puma.rb
+++ b/spec/rails/config/puma.rb
@@ -10,7 +10,7 @@ threads min_threads_count, max_threads_count
 
 # Specifies the `port` that Puma will listen on to receive requests; default is 3000.
 #
-port        ENV.fetch("PORT") { 3000 }
+port ENV.fetch("PORT") { 3000 }
 
 # Specifies the `environment` that Puma will run in.
 #
diff --git a/spec/rails/test/services/environment_tester_test.rb b/spec/rails/test/services/environment_tester_test.rb
index 5a0533a..14a1d7d 100644
--- a/spec/rails/test/services/environment_tester_test.rb
+++ b/spec/rails/test/services/environment_tester_test.rb
@@ -1,10 +1,10 @@
-require 'test_helper'
+require "test_helper"
 
 class EnvironmentTesterTest < Minitest::Test
-  describe '.call' do
+  describe ".call" do
     subject { ::EnvironmentTester.call }
-    it 'returns the environment variable value' do
-      assert_equal 'api_key_value', subject
+    it "returns the environment variable value" do
+      assert_equal "api_key_value", subject
     end
   end
 end
diff --git a/spec/rails/test/test_helper.rb b/spec/rails/test/test_helper.rb
index 75f0fe1..86e461a 100644
--- a/spec/rails/test/test_helper.rb
+++ b/spec/rails/test/test_helper.rb
@@ -1,7 +1,7 @@
-ENV['RAILS_ENV'] ||= 'test'
-require_relative '../config/environment'
-require 'rails/test_help'
-require 'minitest/spec'
+ENV["RAILS_ENV"] ||= "test"
+require_relative "../config/environment"
+require "rails/test_help"
+require "minitest/spec"
 
 class ActiveSupport::TestCase
   # Run tests in parallel with specified workers