https://gitlab.com/k69s-group/k69s-tools/-/blob/main/tools/wireguard/failover_tools.sh?ref_type=heads#L163-168
Need to reset the credit if master is down again. Like there:
https://gitlab.com/k69s-group/k69s-tools/-/blob/main/tools/wireguard/failover_tools.sh?ref_type=heads#L134-139