Ordering service

[JoachimToefting]

The following tasks are CRUD methods that this service should support.

• Get order by id #84
• Create order #85
• Create products #103
• Get product by id #104
• Get products #107

The following tasks are Commands this service should support.

• Cancel order

The following tasks are Events this service should emit.

• Order created
• Order cancelled
• Product created
• Product deleted

The following tasks are Events this service should subscribe to

• Tickets booked #102
• Billing cancelled