Added create orders logic

Added orders repo

Refactored outbox

Fix outbox

Fix check_cart_items

Fix errors and added check cart items method

Refactored

Added cart outbox

Added some cart implementations

Refactored

Added FSM and nomenclature check

Added cart repo and some tests

Added scaffolded cart service

Added ES implementation

Added ES requests (not completed)

Added two method for internal api

Fix import to es bug

Added init es with product data

Added recursive queries for categories

Added mock products and categories