Upgrade alpine to 3.8

#1

Hi,

we are using the Docker setup for an on-premise skygear setup and it works fine. But i would recommend to update the base image from alpine:3.7 to alpine:3.8 in the near feature.

Regards,
Adrian

#2

Sure! Just created an issue for that.

Ten

#3

Top :+1:

Regards,
Adrian