Task Queue and Storage Abstraction Layer

An abstraction layer for Queue and Storage must be created in the Task Service.

AC:

• interfaces are moved to separate files for tasks and task lists;
• all interfaces are properly documented.

Reference

[IDM.TSA.E1.00018] Task Queue and Storage Abstraction Layer An abstraction layer MUST be implemented for the Queue and the Storage interfaces in 
 the task controller. The Abstraction layer MUST be agnostic of the underlying implementation.