Flutter app with dashboard with django

i need to create an app for restaurant, the customer can create order from app and dashboard with django when i can add my products, please i don't need to enter in negotiation so right the price exact for your word

functionality Flutter app:
- show all product with category
- order without checkout
- customer can add reviews
- home screen
- client can create account
- inform client when preparation order finished
for Dashboard
- show all order
- status order
- customer management
- create deals
- add menu compose from different product
- reporting : invoice, customer, orders,
please I need the final price don't tell me price and when talk with me you changed the functionality is clear so i don't need more functionality