* Update the example to automate IP extraction and use it as a env var.
* {} the variables for better shell
* kotlin example; numbering, same changes
* add env var for domain
* Create Hello World program with Kotlin
* Modify Readme by addressing Grant's comments
* Update to gradle official image
* Update dockerfile by addressing ivan's comment
* Read port from env by addressing samodell's comment
* Update Readme by addressing samodell's comment
* svc->service