Add TicketType model with validations and fix dropdown menu

- Create TicketType model with Party association and Ticket relationship
- Add comprehensive validations for name, description, pricing, and date ranges
- Generate migration for ticket_types table with all required fields
- Add Alpine.js import to fix dropdown menu functionality
- Update ticket model with validations for qr_code, price, and status

app/javascript/application.js

@@ -1,3 +1,3 @@
 // Entry point for the build script in your package.json
-import "@hotwired/turbo-rails"
-import "./controllers"
+import "@hotwired/turbo-rails";
+import "./controllers";