Function write_rate_limit_error 

pub async fn write_rate_limit_error(
    session: &mut Session,
    status: u16,
    body: &str,
    limit: u32,
    remaining: u32,
    reset_at: u64,
    retry_after: u64,
) -> Result<(), Box<Error>>

Write a rate limit error response with standard rate limit headers

Includes the following headers:

• X-RateLimit-Limit: Maximum requests per window
• X-RateLimit-Remaining: Remaining requests in current window
• X-RateLimit-Reset: Unix timestamp when the window resets
• Retry-After: Seconds until the client should retry (for 429 responses)

Arguments

• session - The Pingora session to write to
• status - HTTP status code (typically 429)
• body - Response body as string
• limit - Maximum requests allowed per window
• remaining - Remaining requests in current window
• reset_at - Unix timestamp when the window resets
• retry_after - Seconds until client should retry