[BUG] Root Ownership for files generated by egress on a mounted volume

**Describe the bug**
egress creates the encoded files in a mounted volume with root ownership and this makes managing them programmatically  very difficult and inaccessible from other docker containers.

**Egress Version**
docker compose local deployment using egress 1.9
**Egress Request**
Not relevant

**Additional context**
Not relevant

**Logs**
Not relevant
