chore: add linter

Author: ksol

.rubocop.yml

@@ -0,0 +1,13 @@
+inherit_from: []
+
+inherit_gem:
+  standard: config/base.yml
+
+require:
+  - standard
+
+AllCops:
+  TargetRubyVersion: 3.2
+  SuggestExtensions: false
+  Exclude:
+    - '_site/**/*'

Gemfile

@@ -1,18 +1,19 @@
-source 'https://rubygems.org'
+source "https://rubygems.org"
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
-ruby '3.2.0'
+ruby "3.2.0"
 
-gem 'jekyll'
-gem 'puma'
-gem 'rack', '< 3'
-gem 'rack-jekyll', github: "adaoraul/rack-jekyll"
-gem 'rack-rewrite', '~> 1.5', '>= 1.5.1'
-gem 'rake'
-gem 'rouge'
+gem "jekyll"
+gem "puma"
+gem "rack", "< 3"
+gem "rack-jekyll", github: "adaoraul/rack-jekyll"
+gem "rack-rewrite", "~> 1.5", ">= 1.5.1"
+gem "rake"
+gem "rouge"
 gem "webrick", "~> 1.7"
+gem "standard", "< 2"
 
 group :jekyll_plugins do
-  gem 'jekyll-feed', '~> 0.6'
-  gem 'jekyll-sitemap'
-  gem 'jekyll-toc'
+  gem "jekyll-feed", "~> 0.6"
+  gem "jekyll-sitemap"
+  gem "jekyll-toc"
 end

Gemfile.lock

@@ -12,6 +12,7 @@ GEM
   specs:
     addressable (2.8.1)
       public_suffix (>= 2.0.2, < 6.0)
+    ast (2.4.2)
     colorator (1.1.0)
     concurrent-ruby (1.2.0)
     em-websocket (0.5.3)
@@ -51,10 +52,12 @@ GEM
       nokogiri (~> 1.12)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
+    json (2.6.3)
     kramdown (2.4.0)
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
+    language_server-protocol (3.17.0.3)
     liquid (4.0.4)
     listen (3.8.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
@@ -65,6 +68,9 @@ GEM
     nokogiri (1.14.2)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
+    parallel (1.22.1)
+    parser (3.2.1.0)
+      ast (~> 2.4.1)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (5.0.1)
@@ -73,16 +79,38 @@ GEM
     racc (1.6.2)
     rack (2.2.6.2)
     rack-rewrite (1.5.1)
+    rainbow (3.1.1)
     rake (13.0.6)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
+    regexp_parser (2.7.0)
     rexml (3.2.5)
     rouge (4.1.0)
+    rubocop (1.44.1)
+      json (~> 2.3)
+      parallel (~> 1.10)
+      parser (>= 3.2.0.0)
+      rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 1.8, < 3.0)
+      rexml (>= 3.2.5, < 4.0)
+      rubocop-ast (>= 1.24.1, < 2.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (>= 2.4.0, < 3.0)
+    rubocop-ast (1.26.0)
+      parser (>= 3.2.1.0)
+    rubocop-performance (1.15.2)
+      rubocop (>= 1.7.0, < 2.0)
+      rubocop-ast (>= 0.4.0)
+    ruby-progressbar (1.11.0)
     safe_yaml (1.0.5)
     sass-embedded (1.58.3)
       google-protobuf (~> 3.21)
       rake (>= 10.0.0)
+    standard (1.24.3)
+      language_server-protocol (~> 3.17.0.2)
+      rubocop (= 1.44.1)
+      rubocop-performance (= 1.15.2)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     unicode-display_width (2.4.2)
@@ -102,6 +130,7 @@ DEPENDENCIES
   rack-rewrite (~> 1.5, >= 1.5.1)
   rake
   rouge
+  standard (< 2)
   webrick (~> 1.7)
 
 RUBY VERSION