cloudflare is caching the image:

    ```
    accept-ranges: bytes
    age: 5397
    alt-svc: h3=":443"; ma=86400
    cache-control: max-age=14400
    cf-cache-status: HIT
    content-length: 3013598
    content-type: application/octet-stream
    date: Sat, 06 Sep 2025 23:14:32 GMT
    last-modified: Sat, 06 Sep 2025 21:44:35 GMT
    server: cloudflare
    vary: accept-encoding

    ```