docker image for lava server

Requirements

Description	Status	comment
image based on debian:9 Official	ready
lava version 2018.02	ready
usage of seperate image for postsql	open	optional

build lava container

Build Container from dockerfile

docker build -t lava-srv .

Bookmarks:

• https://validation.linaro.org/static/docs/v2/installing_on_debian.html#debian-installation
• https://github.com/WindRiver-OpenSourceLabs/lava-base
• https://github.com/kernelci/lava-docker