Moving to github

db/migrate/20260328183456_create_collection_games.rb

@@ -0,0 +1,13 @@
+class CreateCollectionGames < ActiveRecord::Migration[8.1]
+  def change
+    create_table :collection_games do |t|
+      t.references :collection, null: false, foreign_key: true, index: true
+      t.references :game, null: false, foreign_key: true, index: true
+      t.integer :position
+
+      t.timestamps
+    end
+
+    add_index :collection_games, [ :collection_id, :game_id ], unique: true
+  end
+end