BUG: Style index name row does not label column class

BUG: Style index name row does not label column class: a task in MiMo-V2.6-RL-oss: Agentic RL Environments (MiMo RL release). BUG: Style index name row does not label column class x I have checked that this issue has not already been reported. x I have confirmed this bug exists on the latest…