Version 3.6.0

Added

• The amount of time allowed to services to gracefully terminate is configurable via the SERVICES_GRACETIME environment variable.
• Variables can be added to environment of a service via the environment_extra parameter.
• Image based on Alpine Linux 3.20.

Removed

• Helper script to install glibc on Alpine Linux based images.
• Image based on Alpine 3.14 (reached end of support on 2023-05-01).
• Image based on Alpine 3.15 (reached end of support on 2023-11-01).

Fixed

• During package mirror setup, make sure to keep permissions of copied files.