Macro log_failover 

macro_rules! log_failover {
    ( $from_endpoint:expr, $to_endpoint:expr, $reason:expr ) => { ... };
}

Logs a failover event.

Records endpoint rotation details.

Arguments

• from_endpoint - Previous endpoint
• to_endpoint - New endpoint
• reason - Reason for failover

Examples

use api_xai::log_failover;

log_failover!(
  "https://api.x.ai/v1/",
  "https://api-backup.x.ai/v1/",
  "Primary endpoint unhealthy"
);