keeper

Keepers monitor the blockchain and trigger liquidations to earn a discount on seized collateral.清算机器人监控区块链并触发清算，以从被没收的抵押品中赚取折扣。

A competitive keeper ecosystem ensures that undercollateralised positions are liquidated quickly.竞争激烈的清算机器人生态系统确保了不足额抵押的仓位能够被迅速清算。