CF-Shield is a Python script for detecting DDoS attacks and enabling security measures on Cloudflare automatically. CPU ThresholdPlease enter the CPU usage threshold in percentage (default: 80)This is the CPU usage threshold you want to use. The script will enable the challenge rule if the CPU usage is greater than this threshold. Challenge Rule Disable DelayHow many seconds do you want to wait before disabling the challenge rule? Send an alert when the challenge rule does not make the CPU usage go down.