Add build failure as secret planet feature

bin/jekyll-planet.rb

@@ -20,7 +20,7 @@ def run( args )
 
   Pluto.connect( @db_config )
 
-  Pluto::Model::Item.latest.where.not(title: '').limit(1000).each_with_index do |item,i|
+  Pluto::Model::Item.latest.where.not(title: '').limit(1300).each_with_index do |item,i|
     if item.published == nil and item.updated == nil
       next
     end

planet.ini

@@ -4607,3 +4607,9 @@ title = Planet KDE
   location = es
   avatar   = InnerZaurus.png
   author   = irc:mimecar telegram:mimecar
+
+[build_failure]
+  title    = Build Failure
+  feed     = https://build.kde.org/rssFailed
+  link     = https://build.kde.org/
+  location = bug