ZIP CODE MICROSERVICE - Simple Microservice that ingests another API

• takes 2 zipcodes and calculates difference between

• uses a config file to use the zip url and key. need to sign up for a key:

[https://www.zipcodeapi.com/Register>]

• Format is [https://www.zipcodeapi.com/rest/<api_key>/distance./<zip_code1>/<zip_code2>/]

• Format here is [localhost:3000/distance//]

• Sample: [http://localhost:3000/distance/30044/90210] replies: {"distance":1957.905}