Docker build fails when installing gosu

[gokceaksu]

GOSU_VERSION env variable seems to be not set.

--2021-08-06 13:40:26-- https://github.com/tianon/gosu/releases/download//gosu-amd64
Resolving github.com (github.com)... 140.82.121.3
Connecting to github.com (github.com)|140.82.121.3|:443... connected.
HTTP request sent, awaiting response... 404 Not Found
2021-08-06 13:40:27 ERROR 404: Not Found.