• Supports creating custom rules in any mode.

• Implemented using a memory token bucket.

• easy use. u can add and any web server(eg:axum) as middleware

          rate_limiter_check().await //init rate limiter and start keys check
  
  	add_rule(pattern, limit, duration).await; // define you pattern at duration seconds can access limit time
  
  	token_access(key, pattern).await; //check your key token access with pattern