build: Update Docker dev setup

Author: blocknotes

.rubocop.yml

@@ -49,6 +49,10 @@ Style/FrozenStringLiteralComment:
   Exclude:
     - spec/dummy/db/**/schema*.rb
 
+Style/NegatedIfElseCondition:
+  Exclude:
+    - Gemfile
+
 Style/NumericLiterals:
   Exclude:
     - spec/dummy/db/**/schema*.rb

Gemfile

@@ -3,29 +3,46 @@
 source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
+ruby_ver = ENV.fetch("RUBY_VERSION", "")
+rails_ver = ENV.fetch('RAILS_VERSION', "")
+
 if ENV['DEVEL'] == '1'
-  rails_ver = ENV.fetch('RAILS_VERSION')
-  gem 'rails', rails_ver
+  if !rails_ver.empty?
+    gem 'rails', "~> #{rails_ver}"
+  else
+    gem 'rails'
+  end
 
-  gem 'activeadmin', ENV.fetch('ACTIVEADMIN_VERSION')
   gem 'active_storage_db', path: './'
   gem 'appraisal', '~> 2.4'
   gem 'factory_bot_rails', '~> 6.1'
-
-  if rails_ver.start_with?('7.0')
-    gem 'concurrent-ruby', '1.3.4'
-  end
 else
   gemspec
 end
 
-if ENV['DB_TEST'] == 'mssql'
-  gem 'activerecord-sqlserver-adapter', '7.0.3.0'
-  gem 'tiny_tds'
+# DB driver: mssql
+gem 'activerecord-sqlserver-adapter'
+gem 'tiny_tds'
+
+# DB driver: mysql
+gem 'mysql2'
+
+# DB driver: postgres
+gem 'pg'
+
+# DB driver: sqlite
+if !rails_ver.empty? && Gem::Version.new(rails_ver) < Gem::Version.new('7.2')
+  gem 'sqlite3', '~> 1.4'
+else
+  gem 'sqlite3'
 end
-gem 'mysql2' if ENV['DB_TEST'] == 'mysql'
-gem 'pg' if ['postgres', 'postgresql'].include? ENV['DB_TEST']
-gem 'sqlite3' if ENV['DB_TEST'] == 'sqlite'
+
+if !ruby_ver.empty? && Gem::Version.new(ruby_ver) < Gem::Version.new('3.2')
+  gem 'zeitwerk', '~> 2.6.18'
+end
+
+# NOTE: to avoid error: uninitialized constant ActiveSupport::LoggerThreadSafeLevel::Logger
+gem 'concurrent-ruby', '1.3.4'
 
 gem 'bigdecimal'
 gem 'image_processing', '>= 1.2'

Makefile

@@ -31,6 +31,9 @@ specs:
 	docker compose exec app bin/rspec --fail-fast
 
 # Other commands
+appraisal_update:
+	docker compose exec app bin/appraisal update
+
 bundle:
 	docker compose exec app bundle
 

docker-compose.yml

@@ -6,12 +6,11 @@ services:
       dockerfile: ./extra/Dockerfile
       args:
         # Debian-based Ruby image:
-        RUBY_IMAGE: ruby:3.4-slim
+        RUBY_IMAGE: ruby:${RUBY:-3.2}-slim
         UID: ${UID}
     environment:
-      ACTIVEADMIN_VERSION: ~> 3.3
       DB_TEST: sqlite
-      RAILS_VERSION: ~> 8.0
+      RAILS_VERSION: ${RAILS:-}
     user: "${UID}:${GID}"
     ports:
       - '3000:3000'

extra/Dockerfile

@@ -8,9 +8,10 @@ ENV LANG=C.UTF-8
 ENV RAILS_ENV=development
 
 RUN apt-get update -qq
-RUN DEBIAN_FRONTEND=noninteractive apt-get install -yqq --no-install-recommends build-essential libvips42 libyaml-dev nano
+RUN DEBIAN_FRONTEND=noninteractive apt-get install -yqq --no-install-recommends build-essential nano pkg-config \
+  freetds-dev libmariadb-dev libpq-dev libvips42 libyaml-dev sqlite3
 
-RUN gem install bundler
+RUN gem install bundler -v 2.5.23
 RUN echo 'gem: --no-document' > /etc/gemrc
 
 RUN useradd -u ${UID} --shell /bin/bash app 

extra/dev_setup.sh

@@ -1,10 +1,7 @@
 #!/bin/sh
 
-export DEVEL=1
-
+export DB_TEST=sqlite
 export RAILS_VERSION=8.0.2
-export ACTIVEADMIN_VERSION=3.3.0
 
+export DEVEL=1
 export RAILS_ENV=development
-
-export DB_TEST=sqlite

spec/dummy/db/schema_development.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.0].define(version: 2022_02_02_010101) do
+ActiveRecord::Schema[7.2].define(version: 2022_02_02_010101) do
   create_table "active_storage_attachments", force: :cascade do |t|
     t.string "name", null: false
     t.string "record_type", null: false