Add github actions and security/linters

Gemfile

@@ -42,6 +42,10 @@ gem "bootsnap", ">= 1.4.4", require: false
 # Use Active Storage variants [https://guides.rubyonrails.org/active_storage_overview.html#transforming-images]
 # gem "image_processing", "~> 1.2"
 
+gem "bundler-audit"
+gem "brakeman"
+gem "rubocop-rails"
+
 group :development, :test do
   # Start debugger with binding.b [https://github.com/ruby/debug]
   gem "debug", ">= 1.0.0", platforms: %i[ mri mingw x64_mingw ]

Gemfile.lock

@@ -59,10 +59,15 @@ GEM
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
+    ast (2.4.2)
     bindex (0.8.1)
     bootsnap (1.9.1)
       msgpack (~> 1.0)
+    brakeman (5.1.1)
     builder (3.2.4)
+    bundler-audit (0.9.0.1)
+      bundler (>= 1.2.0, < 3)
+      thor (~> 1.0)
     concurrent-ruby (1.1.9)
     crass (1.0.6)
     debug (1.1.0)
@@ -97,6 +102,9 @@ GEM
       racc (~> 1.4)
     nokogiri (1.12.4-arm64-darwin)
       racc (~> 1.4)
+    parallel (1.21.0)
+    parser (3.0.2.0)
+      ast (~> 2.4.1)
     pg (1.2.3)
     puma (5.5.0)
       nio4r (~> 2.0)
@@ -131,10 +139,29 @@ GEM
       rake (>= 0.13)
       thor (~> 1.0)
       zeitwerk (~> 2.5.0.beta3)
+    rainbow (3.0.0)
     rake (13.0.6)
     redis (4.4.0)
+    regexp_parser (2.1.1)
     reline (0.2.7)
       io-console (~> 0.5)
+    rexml (3.2.5)
+    rubocop (1.21.0)
+      parallel (~> 1.10)
+      parser (>= 3.0.0.0)
+      rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 1.8, < 3.0)
+      rexml
+      rubocop-ast (>= 1.9.1, < 2.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (>= 1.4.0, < 3.0)
+    rubocop-ast (1.11.0)
+      parser (>= 3.0.1.1)
+    rubocop-rails (2.12.2)
+      activesupport (>= 4.2.0)
+      rack (>= 1.1)
+      rubocop (>= 1.7.0, < 2.0)
+    ruby-progressbar (1.11.0)
     sprockets (4.0.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
@@ -149,6 +176,7 @@ GEM
       rails (>= 6.0.0)
     tzinfo (2.0.4)
       concurrent-ruby (~> 1.0)
+    unicode-display_width (2.1.0)
     web-console (4.1.0)
       actionview (>= 6.0.0)
       activemodel (>= 6.0.0)
@@ -165,6 +193,8 @@ PLATFORMS
 
 DEPENDENCIES
   bootsnap (>= 1.4.4)
+  brakeman
+  bundler-audit
   debug (>= 1.0.0)
   importmap-rails (>= 0.3.4)
   jbuilder (~> 2.7)
@@ -172,6 +202,7 @@ DEPENDENCIES
   puma (~> 5.0)
   rails (~> 7.0.0.alpha2)
   redis (~> 4.0)
+  rubocop-rails
   stimulus-rails (>= 0.4.0)
   turbo-rails (>= 0.7.11)
   tzinfo-data