Add rake task to merge pages

Author: Mr0grog

lib/tasks/merge_pages.rake

@@ -0,0 +1,10 @@
+desc 'Merge multiple pages together. Pages will be merged *into* the first listed.'
+task :merge_pages, [] => :environment do |_t, args|
+  DataHelpers.with_activerecord_log_level(:error) do
+    pages = Page.where(uuid: args.extras)
+    base, *removals = pages
+
+    puts "Merging #{removals.length} other pages into #{base.uuid}..."
+    base.merge(*removals)
+  end
+end