Generate apk of ionic app and deploy admin website

I just bought this product
https://codecanyon.net/item/food-delivery-multi-restaurant-ionic-5-codeigniter-android-ios-website-admin/30939138

There are two main tasks
Generate apk of ionic app
deploy admin website

And I installation and customization with:
• Our logo
• Configure our payment methods
• Option to spanish translation and put Euro currency