v5 fails to start up using the recommended docker-compose file.

Logs:
2026-03-03T10:18:24Z INF cmd/tinyauth/tinyauth.go:114 > Starting tinyauth log_stream=app version=v5.0.0
2026-03-03T10:18:24Z fatal Failed to execute command | error=command tinyauth error: failed to bootstrap app: parse "://": missing protocol scheme