create a website as well as mobile app (android and ios both) with full back end for my firm that delivers dairy product to its customer now i to upgrade it by making it online , with fully functional like having sing in features, payment gatway, delivery system with proper real time map and upates also specific portal for admin portal with feature like real update on total sell annual sell,daily sell aslo a specific map that will contain data of areas highlight with data of most number of users and from where are my customer, also a to generate subscription, offers product discount,employee management system, add product, store data,customer data in which admin change or delete data, real time delivery updates and nore features that will need in future, delivery partner portal and its id password will be generated by admin , employees portal like store manager and, pickers and its sing in id pass and full control will be with admin, data security , also only admin can access all data other can only access as per their need also admin can create specific offers and products price for customer, customer can easily log in to website as well as app through which they can order the product from product list by adding to cart and making payment through payment gateways aslo created its specific server and also cloud server, website will contains special page like customer login, home, subscription page , information on home page footer,products, cart, payment gateway and bind these with proper backend and frontend , create these all way by creating so i have to only upload site file yo server also guide me step by step so i can easily host yhe website as well as appcreate a website as well as mobile app (android and ios both) with full back end for my firm that delivers dairy product to its customer now i to upgrade it by making it online , with fully functional like having sing in features, payment gatway, delivery system with proper real time map and upates also specific portal for admin portal with feature like real update on total sell annual sell,daily sell aslo a specific map that will contain data of areas highlight with data of most number of users and from where are my customer, also a to generate subscription, offers product discount,employee management system, add product, store data,customer data in which admin change or delete data, real time delivery updates and nore features that will need in future, delivery partner portal and its id password will be generated by admin , employees portal like store manager and, pickers and its sing in id pass and full control will be with admin, data security , also only admin can access all data other can only access as per their need also admin can create specific offers and products price for customer, customer can easily log in to website as well as app through which they can order the product from product list by adding to cart and making payment through payment gateways aslo created its specific server and also cloud server, website will contains special page like customer login, home, subscription page , information on home page footer,products, cart, payment gateway and bind these with proper backend and frontend , create these all way by creating so i have to only upload site file yo server also guide me step by step so i can easily host the website as well as app