fix: reduce number of n+1 queries

.ruby-version

@@ -1 +1 @@
-3.2.2
+3.3.0

Gemfile

@@ -1,5 +1,5 @@
 source "https://rubygems.org"
-ruby "3.2.2"
+ruby "3.3.0"
 
 git_source(:github) do |repo_name|
   repo_name = "#{repo_name}/#{repo_name}" unless repo_name.include?("/")

Gemfile.lock

@@ -104,11 +104,12 @@ GEM
       parser (>= 2.4)
       smart_properties
     bigdecimal (3.1.5)
-    bootsnap (1.17.0)
+    bootsnap (1.17.1)
       msgpack (~> 1.2)
-    brakeman (6.1.0)
+    brakeman (6.1.1)
+      racc
     builder (3.2.4)
-    bullet (7.1.4)
+    bullet (7.1.5)
       activesupport (>= 3.0.0)
       uniform_notifier (~> 1.11)
     byebug (11.1.3)
@@ -145,6 +146,33 @@ GEM
       railties (>= 3.2)
     drb (2.2.0)
       ruby2_keywords
+    dry-configurable (1.1.0)
+      dry-core (~> 1.0, < 2)
+      zeitwerk (~> 2.6)
+    dry-core (1.0.1)
+      concurrent-ruby (~> 1.0)
+      zeitwerk (~> 2.6)
+    dry-inflector (1.0.0)
+    dry-initializer (3.1.1)
+    dry-logic (1.5.0)
+      concurrent-ruby (~> 1.0)
+      dry-core (~> 1.0, < 2)
+      zeitwerk (~> 2.6)
+    dry-schema (1.13.3)
+      concurrent-ruby (~> 1.0)
+      dry-configurable (~> 1.0, >= 1.0.1)
+      dry-core (~> 1.0, < 2)
+      dry-initializer (~> 3.0)
+      dry-logic (>= 1.4, < 2)
+      dry-types (>= 1.7, < 2)
+      zeitwerk (~> 2.6)
+    dry-types (1.7.2)
+      bigdecimal (~> 3.0)
+      concurrent-ruby (~> 1.0)
+      dry-core (~> 1.0)
+      dry-inflector (~> 1.0)
+      dry-logic (~> 1.4)
+      zeitwerk (~> 2.6)
     e2mmap (0.1.0)
     ed25519 (1.3.0)
     em-websocket (0.5.3)
@@ -160,9 +188,9 @@ GEM
     erblint-github (0.5.1)
     erubi (1.12.0)
     eventmachine (1.2.7)
-    factory_bot (6.4.2)
+    factory_bot (6.4.5)
       activesupport (>= 5.0.0)
-    factory_bot_rails (6.4.2)
+    factory_bot_rails (6.4.3)
       factory_bot (~> 6.4)
       railties (>= 5.0.0)
     ferrum (0.14)
@@ -199,18 +227,17 @@ GEM
     i18n (1.14.1)
       concurrent-ruby (~> 1.0)
     io-console (0.7.1)
-    irb (1.10.1)
+    irb (1.11.1)
       rdoc
-      reline (>= 0.3.8)
+      reline (>= 0.4.2)
     jaro_winkler (1.5.6)
-    jsbundling-rails (1.2.1)
+    jsbundling-rails (1.2.2)
       railties (>= 6.0.0)
     json (2.7.1)
     kramdown (2.4.0)
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
-    kwalify (0.7.2)
     language_server-protocol (3.17.0.3)
     launchy (2.5.2)
       addressable (~> 2.8)
@@ -230,13 +257,13 @@ GEM
     matrix (0.4.2)
     method_source (1.0.0)
     mini_mime (1.1.5)
-    minitest (5.20.0)
+    minitest (5.21.1)
     msgpack (1.7.2)
     multi_json (1.15.0)
     mutex_m (0.2.0)
     nenv (0.3.0)
     nested_scaffold (1.1.0)
-    net-imap (0.4.8)
+    net-imap (0.4.9.1)
       date
       net-protocol
     net-pop (0.1.2)
@@ -245,24 +272,23 @@ GEM
       timeout
     net-sftp (4.0.0)
       net-ssh (>= 5.0.0, < 8.0.0)
-    net-smtp (0.4.0)
+    net-smtp (0.4.0.1)
       net-protocol
     net-ssh (7.2.1)
-    newrelic_rpm (9.6.0)
-      base64
+    newrelic_rpm (9.7.0)
     nio4r (2.7.0)
-    nokogiri (1.15.5-arm64-darwin)
+    nokogiri (1.16.0-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.15.5-x86_64-darwin)
+    nokogiri (1.16.0-x86_64-darwin)
       racc (~> 1.4)
-    nokogiri (1.15.5-x86_64-linux)
+    nokogiri (1.16.0-x86_64-linux)
       racc (~> 1.4)
     notiffany (0.1.3)
       nenv (~> 0.1)
       shellany (~> 0.0)
     orm_adapter (0.5.0)
     parallel (1.24.0)
-    parallel_tests (4.3.0)
+    parallel_tests (4.4.0)
       parallel
     parser (3.2.2.4)
       ast (~> 2.4.1)
@@ -274,7 +300,7 @@ GEM
     psych (5.1.2)
       stringio
     public_suffix (5.0.4)
-    puma (6.4.0)
+    puma (6.4.2)
       nio4r (~> 2.0)
     racc (1.7.3)
     rack (3.0.8)
@@ -330,12 +356,13 @@ GEM
     rbs (2.8.4)
     rdoc (6.6.2)
       psych (>= 4.0.0)
-    reek (6.1.4)
-      kwalify (~> 0.7.0)
+    reek (6.2.0)
+      dry-schema (~> 1.13.0)
       parser (~> 3.2.0)
       rainbow (>= 2.0, < 4.0)
-    regexp_parser (2.8.3)
-    reline (0.3.9)
+      rexml (~> 3.1)
+    regexp_parser (2.9.0)
+    reline (0.4.2)
       io-console (~> 0.5)
     responders (3.1.1)
       actionpack (>= 5.2)
@@ -423,7 +450,7 @@ GEM
       activesupport (>= 5.2)
       sprockets (>= 3.0.0)
     standard_deviation (1.0.3)
-    stimulus-rails (1.3.0)
+    stimulus-rails (1.3.3)
       railties (>= 6.0.0)
     stringio (3.1.0)
     thor (1.3.0)
@@ -508,7 +535,7 @@ DEPENDENCIES
   watir
 
 RUBY VERSION
-   ruby 3.2.2p53
+   ruby 3.3.0p0
 
 BUNDLED WITH
    2.3.3

app/controllers/overview_controller.rb

@@ -37,6 +37,6 @@ class OverviewController < SqmApplicationController
   end
 
   def categories
-    @categories ||= Category.sorted.includes(%i[measures scales admin_data_items subcategories])
+    @categories ||= Category.sorted.includes(%i[measures admin_data_items subcategories])
   end
 end

app/models/category.rb

@@ -9,5 +9,4 @@ class Category < ActiveRecord::Base
   has_many :subcategories
   has_many :measures, through: :subcategories
   has_many :admin_data_items, through: :measures
-  has_many :scales, through: :subcategories
 end