Merge pull request #1190 from railsbridge/use-nix

Use nix and update some gems

.envrc

@@ -0,0 +1 @@
+use nix

.rubocop_todo.yml

@@ -1,6 +1,6 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config --auto-gen-only-exclude --exclude-limit 1000 --no-auto-gen-timestamp`
-# using RuboCop version 1.6.1.
+# using RuboCop version 1.13.0.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
@@ -188,7 +188,7 @@ RSpec/DescribeClass:
     - 'spec/models/factory_spec.rb'
 
 # Offense count: 172
-# Configuration parameters: Max.
+# Configuration parameters: Max, CountAsOne.
 RSpec/ExampleLength:
   Exclude:
     - 'spec/controllers/admin_pages_controller_spec.rb'
@@ -425,6 +425,7 @@ Rake/MethodDefinitionInTask:
     - 'lib/tasks/db.rake'
 
 # Offense count: 138
+# Configuration parameters: AllowedConstants.
 Style/Documentation:
   Exclude:
     - 'app/controllers/admin_pages_controller.rb'

.ruby-version

@@ -1 +1 @@
-2.7.2
+2.7.1

.travis.yml

@@ -1,6 +1,6 @@
 language: ruby
 rvm:
-  - 2.7.2
+  - 2.7.1
 cache:
   bundler: true
   yarn: true
@@ -17,17 +17,17 @@ env:
 
 matrix:
   include:
-  - env: FORCE_POSTGRES=true
-    services:
-    - postgresql
-  - env: DO_NOT_FORCE_POSTGRES=true
+    - env: FORCE_POSTGRES=true
+      services:
+        - postgresql
+    - env: DO_NOT_FORCE_POSTGRES=true
 
 before_install:
   - env
   - nvm install 12
   - yarn install
   - google-chrome-stable --version
-  - 'echo ''gem: --no-document'' > ~/.gemrc'
+  - "echo 'gem: --no-document' > ~/.gemrc"
   - gem update --system
   - gem install bundler
   - bundle config set --local deployment 'true'

Gemfile

@@ -2,7 +2,7 @@
 
 source 'https://rubygems.org'
 
-ruby '2.7.2'
+ruby '2.7.1'
 
 gem 'active_hash'
 # OPTIMIZE: and cache expensive computations for faster boot times. It's
@@ -32,7 +32,7 @@ gem 'pundit'
 gem 'rack-canonical-host'
 gem 'rack-cors'
 gem 'rack-mini-profiler', require: ['prepend_net_http_patch']
-gem 'rails', '~> 5.2.4.3'
+gem 'rails', '~> 5.2.5'
 gem 'sanitize'
 gem 'sassc-rails'
 gem 'simple_form'