Refactor whitespace and comments for consistency in BreakEscape controllers and models

- Cleaned up unnecessary whitespace in `games_controller.rb`, `missions_controller.rb`, `game.rb`, `mission.rb`, `routes.rb`, `seeds.rb`, and migration files to enhance code readability.
- Standardized comment formatting across various files to maintain consistency and improve clarity.

db/migrate/20251128000001_remove_unique_game_constraint.rb

@@ -16,4 +16,3 @@ class RemoveUniqueGameConstraint < ActiveRecord::Migration[7.0]
               name: 'index_games_on_player_and_mission_non_unique'
   end
 end
-

db/seeds.rb

@@ -36,7 +36,7 @@ cybok_total = 0
 
 scenario_dirs.each do |dir|
   scenario_name = File.basename(dir)
-  
+
   if SKIP_DIRS.include?(scenario_name)
     puts "  SKIP: #{scenario_name}"
     skipped_count += 1