Add the build step to web run script
This commit adds the build step to the web run script of
docker file, this enables to resolve few dependecy problem
and have a setup in the container.
Merges https://pagure.io/pagure/pull-request/3466
Signed-off-by: Farhaan Bukhsh <farhaan.bukhsh@gmail.com></farhaan.bukhsh@gmail.com>