Clean dependencies

Gemfile

@@ -1,3 +1,4 @@
+ruby '2.5.3'
 source 'https://rubygems.org'
 
 gem 'rails'
@@ -6,7 +7,6 @@ gem 'dotenv-rails'
 gem 'bootsnap', require: false
 gem 'sentry-raven'
 
-gem 'sqlite3'
 gem 'pg'
 
 gem 'nokogiri'
@@ -16,7 +16,7 @@ gem 'thor'
 gem 'colorize'
 gem 'pry-rails'
 gem 'parallel'
-gem 'diffy'
+gem 'diffy', '3.2.1'
 gem 'ruby-xz'
 
 gem 'therubyracer', platforms: :ruby
@@ -24,7 +24,6 @@ gem 'sass-rails'
 gem 'uglifier'
 gem 'coffee-rails'
 
-gem 'bulma-rails'
 gem 'jquery-rails'
 
 group :development, :test do

Gemfile.lock

@@ -1,43 +1,43 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (5.2.1)
-      actionpack (= 5.2.1)
+    actioncable (5.2.2)
+      actionpack (= 5.2.2)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailer (5.2.1)
-      actionpack (= 5.2.1)
-      actionview (= 5.2.1)
-      activejob (= 5.2.1)
+    actionmailer (5.2.2)
+      actionpack (= 5.2.2)
+      actionview (= 5.2.2)
+      activejob (= 5.2.2)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.2.1)
-      actionview (= 5.2.1)
-      activesupport (= 5.2.1)
+    actionpack (5.2.2)
+      actionview (= 5.2.2)
+      activesupport (= 5.2.2)
       rack (~> 2.0)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.2.1)
-      activesupport (= 5.2.1)
+    actionview (5.2.2)
+      activesupport (= 5.2.2)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.2.1)
-      activesupport (= 5.2.1)
+    activejob (5.2.2)
+      activesupport (= 5.2.2)
       globalid (>= 0.3.6)
-    activemodel (5.2.1)
-      activesupport (= 5.2.1)
-    activerecord (5.2.1)
-      activemodel (= 5.2.1)
-      activesupport (= 5.2.1)
+    activemodel (5.2.2)
+      activesupport (= 5.2.2)
+    activerecord (5.2.2)
+      activemodel (= 5.2.2)
+      activesupport (= 5.2.2)
       arel (>= 9.0)
-    activestorage (5.2.1)
-      actionpack (= 5.2.1)
-      activerecord (= 5.2.1)
+    activestorage (5.2.2)
+      actionpack (= 5.2.2)
+      activerecord (= 5.2.2)
       marcel (~> 0.3.1)
-    activesupport (5.2.1)
+    activesupport (5.2.2)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -56,8 +56,6 @@ GEM
     bootsnap (1.3.2)
       msgpack (~> 1.0)
     builder (3.2.3)
-    bulma-rails (0.7.2)
-      sass (~> 3.2)
     byebug (10.0.2)
     coderay (1.1.2)
     coffee-rails (4.2.2)
@@ -68,7 +66,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     colorize (0.8.1)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.4)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
     crass (1.0.4)
@@ -82,16 +80,16 @@ GEM
     em-websocket (0.5.1)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
-    erubi (1.7.1)
+    erubi (1.8.0)
     eventmachine (1.2.7)
     execjs (2.7.0)
-    faraday (0.15.3)
+    faraday (0.15.4)
       multipart-post (>= 1.2, < 3)
-    ffi (1.9.25)
+    ffi (1.10.0)
     formatador (0.2.5)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
-    guard (2.14.2)
+    guard (2.15.0)
       formatador (>= 0.2.4)
       listen (>= 2.7, < 4.0)
       lumberjack (>= 1.0.12, < 2.0)
@@ -109,11 +107,12 @@ GEM
     guard-rails (0.8.1)
       guard (~> 2.11)
       guard-compat (~> 1.0)
-    hashdiff (0.3.7)
+    hashdiff (0.3.8)
     http_parser.rb (0.6.0)
-    httparty (0.16.2)
+    httparty (0.16.3)
+      mime-types (~> 3.0)
       multi_xml (>= 0.5.2)
-    i18n (1.1.1)
+    i18n (1.5.1)
       concurrent-ruby (~> 1.0)
     jquery-rails (4.3.3)
       rails-dom-testing (>= 1, < 3)
@@ -132,10 +131,13 @@ GEM
       mini_mime (>= 0.1.1)
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
-    method_source (0.9.1)
-    mimemagic (0.3.2)
+    method_source (0.9.2)
+    mime-types (3.2.2)
+      mime-types-data (~> 3.2015)
+    mime-types-data (3.2018.0812)
+    mimemagic (0.3.3)
     mini_mime (1.0.1)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.4.0)
     minitest (5.11.3)
     msgpack (1.2.4)
     multi_json (1.13.1)
@@ -143,56 +145,56 @@ GEM
     multipart-post (2.0.0)
     nenv (0.3.0)
     nio4r (2.3.1)
-    nokogiri (1.8.5)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.10.0)
+      mini_portile2 (~> 2.4.0)
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
     parallel (1.12.1)
     pg (1.1.3)
-    pry (0.11.3)
+    pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     pry-byebug (3.6.0)
       byebug (~> 10.0)
       pry (~> 0.10)
-    pry-rails (0.3.6)
+    pry-rails (0.3.9)
       pry (>= 0.10.4)
     public_suffix (3.0.3)
     puma (3.12.0)
-    rack (2.0.5)
+    rack (2.0.6)
     rack-livereload (0.3.17)
       rack
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
-    rails (5.2.1)
-      actioncable (= 5.2.1)
-      actionmailer (= 5.2.1)
-      actionpack (= 5.2.1)
-      actionview (= 5.2.1)
-      activejob (= 5.2.1)
-      activemodel (= 5.2.1)
-      activerecord (= 5.2.1)
-      activestorage (= 5.2.1)
-      activesupport (= 5.2.1)
+    rails (5.2.2)
+      actioncable (= 5.2.2)
+      actionmailer (= 5.2.2)
+      actionpack (= 5.2.2)
+      actionview (= 5.2.2)
+      activejob (= 5.2.2)
+      activemodel (= 5.2.2)
+      activerecord (= 5.2.2)
+      activestorage (= 5.2.2)
+      activesupport (= 5.2.2)
       bundler (>= 1.3.0)
-      railties (= 5.2.1)
+      railties (= 5.2.2)
       sprockets-rails (>= 2.0.0)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.0.4)
       loofah (~> 2.2, >= 2.2.2)
-    railties (5.2.1)
-      actionpack (= 5.2.1)
-      activesupport (= 5.2.1)
+    railties (5.2.2)
+      actionpack (= 5.2.2)
+      activesupport (= 5.2.2)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)
-    rake (12.3.1)
+    rake (12.3.2)
     rb-fsevent (0.10.3)
-    rb-inotify (0.9.10)
-      ffi (>= 0.5.0, < 2)
+    rb-inotify (0.10.0)
+      ffi (~> 1.0)
     ref (2.0.0)
     rspec-core (3.8.0)
       rspec-support (~> 3.8.0)
@@ -214,7 +216,7 @@ GEM
     ruby-xz (1.0.0)
     ruby_dep (1.5.0)
     safe_yaml (1.0.4)
-    sass (3.6.0)
+    sass (3.7.3)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)
@@ -240,24 +242,23 @@ GEM
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
-    sqlite3 (1.3.13)
     therubyracer (0.12.3)
       libv8 (~> 3.16.14.15)
       ref
-    thor (0.20.0)
+    thor (0.20.3)
     thread_safe (0.3.6)
-    tilt (2.0.8)
+    tilt (2.0.9)
     timecop (0.9.1)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    uglifier (4.1.19)
+    uglifier (4.1.20)
       execjs (>= 0.3.0, < 3)
     web-console (3.7.0)
       actionview (>= 5.0)
       activemodel (>= 5.0)
       bindex (>= 0.4.0)
       railties (>= 5.0)
-    webmock (3.4.2)
+    webmock (3.5.1)
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
       hashdiff
@@ -273,10 +274,9 @@ DEPENDENCIES
   better_errors
   binding_of_caller
   bootsnap
-  bulma-rails
   coffee-rails
   colorize
-  diffy
+  diffy (= 3.2.1)
   dotenv-rails
   guard
   guard-livereload
@@ -298,7 +298,6 @@ DEPENDENCIES
   sentry-raven
   spring
   spring-watcher-listen
-  sqlite3
   therubyracer
   thor
   timecop
@@ -307,5 +306,8 @@ DEPENDENCIES
   web-console
   webmock
 
+RUBY VERSION
+   ruby 2.5.3p105
+
 BUNDLED WITH
-   1.17.1
+   1.17.3

app/mailers/application_mailer.rb

@@ -1,4 +0,0 @@
-class ApplicationMailer < ActionMailer::Base
-  default from: 'from@example.com'
-  layout 'mailer'
-end

app/views/application/_headers.erb

@@ -0,0 +1,10 @@
+<header>
+	<h1>Webmon</h1>
+	<nav>
+		<ul>
+			<li>
+				<%= link_to 'Changes', diffs_path %>
+			</li>
+		</ul>
+	</nav>
+</header>

config/database.yml

@@ -1,9 +1,3 @@
-# SQLite version 3.x
-#   gem install sqlite3
-#
-#   Ensure the SQLite 3 gem is defined in your Gemfile
-#   gem 'sqlite3'
-#
 default: &default
   adapter: postgresql
   host: localhost