Remove unused dependencies (#228)

* Remove unused package.json dependencies
* Remove unused files
* Remove some bootstrap js dependencies

app/assets/stylesheets/vendors/bootstrap_custom.scss

@@ -6,12 +6,9 @@
 @import 'bootstrap/scss/_type.scss';
 @import 'bootstrap/scss/_alert.scss';
 @import 'bootstrap/scss/_badge';
-@import 'bootstrap/scss/_breadcrumb';
-@import 'bootstrap/scss/_button-group';
 @import 'bootstrap/scss/_buttons';
 @import 'bootstrap/scss/_buttons.scss';
 @import 'bootstrap/scss/_card.scss';
-@import 'bootstrap/scss/_carousel.scss';
 @import 'bootstrap/scss/_close.scss';
 @import 'bootstrap/scss/_code.scss';
 @import 'bootstrap/scss/_custom-forms.scss';
@@ -20,19 +17,11 @@
 @import 'bootstrap/scss/_grid.scss';
 @import 'bootstrap/scss/_images.scss';
 @import 'bootstrap/scss/_input-group.scss';
-@import 'bootstrap/scss/_jumbotron.scss';
 @import 'bootstrap/scss/_list-group.scss';
-@import 'bootstrap/scss/_media.scss';
-@import 'bootstrap/scss/_modal.scss';
 @import 'bootstrap/scss/_nav.scss';
 @import 'bootstrap/scss/_navbar.scss';
-@import 'bootstrap/scss/_pagination.scss';
-@import 'bootstrap/scss/_popover.scss';
 @import 'bootstrap/scss/_print.scss';
 @import 'bootstrap/scss/_progress.scss';
 @import 'bootstrap/scss/_spinners.scss';
 @import 'bootstrap/scss/_tables.scss';
-@import 'bootstrap/scss/_toasts.scss';
-@import 'bootstrap/scss/_tooltip.scss';
-@import 'bootstrap/scss/_transitions.scss';
 @import 'bootstrap/scss/_utilities.scss';

app/channels/application_cable/channel.rb

@@ -1,4 +0,0 @@
-module ApplicationCable
-  class Channel < ActionCable::Channel::Base
-  end
-end

app/channels/application_cable/connection.rb

@@ -1,4 +0,0 @@
-module ApplicationCable
-  class Connection < ActionCable::Connection::Base
-  end
-end

app/javascript/application.js

@@ -1,19 +1,16 @@
 // Entry point for the build script in your package.json
 
 // turbolinks
-require("turbolinks").start();
+require('turbolinks').start();
 
 // react-rails
-var componentRequireContext = require.context("./components", true);
-var ReactRailsUJS = require("react_ujs");
+var componentRequireContext = require.context('./components', true);
+var ReactRailsUJS = require('react_ujs');
 ReactRailsUJS.useContext(componentRequireContext);
 
 // bootstrap (js only)
-require('bootstrap/js/dist/alert');
-require('bootstrap/js/dist/button');
-require('bootstrap/js/dist/collapse');
-require('bootstrap/js/dist/dropdown');
 require('bootstrap/js/dist/util');
+require('bootstrap/js/dist/dropdown');
 
 // i18n-js translations
 require('./translations/index.js.erb');

app/javascript/channels/consumer.js

@@ -1,6 +0,0 @@
-// Action Cable provides the framework to deal with WebSockets in Rails.
-// You can generate new channels where WebSocket features live using the `rails generate channel` command.
-
-import { createConsumer } from "@rails/actioncable"
-
-export default createConsumer()

app/javascript/channels/index.js

@@ -1,5 +0,0 @@
-// Load all the channels within this directory and all subdirectories.
-// Channel files must be named *_channel.js.
-
-const channels = require.context('.', true, /_channel\.js$/)
-channels.keys().forEach(channels)

app/javascript/translations/index.js.erb

@@ -1,4 +1,6 @@
 import I18n from "i18n-js"
+
 I18n.translations = <%= I18n::JS.filtered_translations.to_json %>
 I18n.locale = LOCALE
+
 export default I18n

app/jobs/application_job.rb

@@ -1,7 +0,0 @@
-class ApplicationJob < ActiveJob::Base
-  # Automatically retry jobs that encountered a deadlock
-  # retry_on ActiveRecord::Deadlocked
-
-  # Most jobs are safe to ignore if the underlying records are no longer available
-  # discard_on ActiveJob::DeserializationError
-end