This docker is not maintained anymore.

[bobvanoijen]

docs/users/contrib.rst

Line 151 in b90b5df

- Dockerfiles for `Syncthing <https://github.com/firecat53/dockerfiles/tree/main/syncthing>`_ and `Syncthing Discovery Server <https://github.com/firecat53/dockerfiles/tree/main/syncthing_discovery>`_.

The user switched to NixOS and is not using Syncthing via docker anymore.