I suspect this is caused by a controller port mismatch in the FC (AgentRL) setup. The stack uses an AgentRL controller on **:5020**, but the default assignment definition points TaskClient to , so sees zero workers and appears stuck.
I opened PR #215 to add an FC assignment preset ( + ) that uses , plus a README note and a clearer warning when the controller is unreachable.
I suspect this is caused by a controller port mismatch in the FC (AgentRL) setup. The extra/docker-compose.yml stack uses an AgentRL controller on :5020, but the default assignment definition points TaskClient to http://localhost:5000/api, so src.assigner sees zero workers and appears stuck.
I opened PR #215 to add an FC assignment preset (configs/assignments/default_fc.yaml + definition_fc.yaml) that uses http://localhost:5020/api, plus a README note and a clearer warning when the controller is unreachable.