Correctly order participants

db/migrate/20250618122655_add_time_seconds_to_contestant.rb

@@ -0,0 +1,15 @@
+class AddTimeSecondsToContestant < ActiveRecord::Migration[8.0]
+  def change
+    add_column :contestants, :time_seconds, :integer
+
+    Contestant.find_each do |contestant|
+      contestant.time_seconds = 0
+      contestant.completions.each do |completion|
+        contestant.time_seconds += completion.time_seconds
+      end
+      contestant.save
+    end
+
+    change_column_null :contestants, :time_seconds, true
+  end
+end