Finalize the project on Symfony

For the cinema website, it is necessary to add the functionality of a gift card, which has several fixed balance volumes. It can be either bought for yourself or ordered by someone. The card is designed both for self-payment for the session and for additional payment to the bank card.
The cards have several designs (different pictures are substituted)

Entity processing must be organized in the main project, which must interact with the map template generation service in PDF and send it to the customer or the specified person by email.

Symfony 3.3
Service-to-service communication implemented through sonata

Please indicate in the response the terms and amount
It is advisable to indicate GIthub in the response

Detailed technical specification in the attachment