* Add `gettext` dependencies as we need `envsubst` command;
* Modified s6's gitea setup script, instead of `cp` the template if no
`app.ini` exist, it will substitude the envvars and generate the new
`app.ini`;
* Make `/docker/etc/templates/app.ini` a template contains environment
variables;
Signed-off-by: Tao Wang <twang2218@gmail.com>
* Make sure generated password is random
Use /dev/urandom to get a 32 char password
* Make sure generated password is random
Use /dev/urandom to generate 32 char password
* Make sure generated password is random
1. Use `apk -U --no-cache add` instead of `apk update` + `apk add` +
manually cache clean up.
2. Separate package installation and user, group setup, the combination
to reduce a docker image layer didn't bring benefits here, only makes
Dockerfiles more complex.
Tao Wang