`sablier.yml` not recognized as a config file

**Describe the bug**
`sablier.yml` not recognized as a config file in docker in default settings.

**Context**
 - Sablier version: 1.11.1
 - Provider:
 - Reverse proxy:
 - Sablier running inside a container? Yes

**Expected behavior**


**Additional context**
the dockerfile copied `/etc/sablier/sablier.yaml` as config.