* DOMAINNAME can fail to be set in postsrsd-wrapper.sh if the container doesn’t have a proper hostname, postsrsd will fail to start because SRS_DOMAIN is empty. Make a best effort to figure out the domain name and provide a way to set one if needed.
* add srs support * change autorestart behavior * this may work now * make postsrsd’s own wrapper file * fix dockerfile formatting * fixing tests