wip: order checkout

db/migrate/20250823170409_create_orders.rb

@@ -0,0 +1,20 @@
+class CreateOrders < ActiveRecord::Migration[8.0]
+  def change
+    create_table :orders do |t|
+      t.references :user, null: false, foreign_key: true
+      t.references :event, null: false, foreign_key: true
+      t.string :status, null: false, default: 'draft'
+      t.integer :total_amount_cents, null: false, default: 0
+      t.integer :payment_attempts, null: false, default: 0
+      t.timestamp :expires_at
+      t.timestamp :last_payment_attempt_at
+
+      t.timestamps
+    end
+
+    # Indexes for performance
+    add_index :orders, [:user_id, :status], name: 'idx_orders_user_status'
+    add_index :orders, [:event_id, :status], name: 'idx_orders_event_status'
+    add_index :orders, :expires_at, name: 'idx_orders_expires_at'
+  end
+end