List of tasks to solve

Workshop project contains following tasks:

• Implement function in PlaceOrderUseCase without modifying OrdersRepository and cover with tests
• Implement function in FetchActiveOrdersUseCase without modifying OrdersRepository and cover with tests
• Implement function in GetHistoricalOrdersUseCase without modifying OrdersRepository and cover with tests
• Fix existing test for AlternativePlaceOrderUseCase by modifying it and/or OrdersRepository implementation