lein run
curl http://localhost:8088/analytics/report\?order-by\=order-id-asc | python -m json.tool
curl http://localhost:8088/analytics/report\?order-by\=session-type-desc | python -m json.tool
curl http://localhost:8088/analytics/report\?order-by\=unit-price-dollars-asc | python -m json.tool