Revert "Hide Content Publisher from publishers [WHIT-2520]"

Author: ChrisBAshton

Gemfile

@@ -20,7 +20,6 @@ gem "mail-notify"
 gem "pdf-reader"
 gem "pg"
 gem "plek"
-gem "rack-maintenance"
 gem "rinku"
 gem "rubyzip", require: "zip"
 gem "sanitize"

Gemfile.lock

@@ -570,9 +570,6 @@ GEM
     raabro (1.4.0)
     racc (1.8.1)
     rack (2.2.20)
-    rack-maintenance (3.0.0)
-      rack (>= 2.1.4)
-      rake (>= 12.3.3)
     rack-protection (3.2.0)
       base64 (>= 0.1.0)
       rack (~> 2.2, >= 2.2.4)
@@ -810,7 +807,6 @@ DEPENDENCIES
   pdf-reader
   pg
   plek
-  rack-maintenance
   rails (= 7.1.3.4)
   rinku
   rspec-rails

config.ru

@@ -2,15 +2,5 @@
 
 require_relative "config/environment"
 
-# Fix for Rack::Maintenance gem that still call File.exists? (removed in Ruby 3.2)
-unless File.respond_to?(:exists?)
-  def File.exists?(path)
-    File.exist?(path)
-  end
-end
-
-use Rack::Maintenance,
-    file: Rails.root.join("public", "maintenance.html")
-
 run Rails.application
 Rails.application.load_server