anchor.diff:  %%               elected as the group leader, then being responsible for
   %%               assigning topic-partitions to group members.
   %% Config:  The group controller configs in a proplist, possible entries:
  -%%  - partition_assignment_strategy  (optional, default = <<"roundrobin">>)
  +%%  - partition_assignment_strategy  (optional, default = roundrobin)
   %%      roudrobin: Take all topic-offset (sorted [{TopicName, Partition}] list)
   %%                 assign one to each member in a roundrobin fashion.
   %%      TODO: support sticky assignments
  
positive.code:       },
    ConsumerGroupProtocol =
      #kpro_GroupProtocol
        { protocolName     = PaStrategy
        , protocolMetadata = ConsumerGroupProtocolMeta
        },
    SessionTimeout = timer:seconds(SessionTimeoutSec),
  
negative.code: 
  -include("brod_int.hrl").
  
  -define(PARTITION_ASSIGMENT_STRATEGY_ROUNDROBIN, roundrobin). %% default
  -type partition_assignment_strategy() :: atom().
  
  %% default configs
  -define(SESSION_TIMEOUT_SECONDS, 10).
  