1. Client Hints: DPR, Width, Viewport-Width

    DPR, Width, and Viewport-Width hints enable proactive content negotiation between client and server, enabling automated delivery of optimized assets - e.g. auto-negotiating image DPR resolution.

  2. headers http header: `accept-ch` client hint accept (response) header: `content-dpr` token

  3. headers http header: `accept-ch` client hint accept (response) header: `device-memory` token

  4. headers http header: `accept-ch` client hint accept (response) header: `dpr` token

  5. headers http header: `accept-ch` client hint accept (response) header: `sec-ch-ua` token

  6. headers http header: `accept-ch` client hint accept (response) header: `sec-ch-ua-arch` token

  7. headers http header: `accept-ch` client hint accept (response) header: `sec-ch-ua-full-version` token

  8. headers http header: `accept-ch` client hint accept (response) header: `sec-ch-ua-mobile` token

  9. headers http header: `accept-ch` client hint accept (response) header: `sec-ch-ua-model` token

  10. headers http header: `accept-ch` client hint accept (response) header: `sec-ch-ua-platform` token

  11. headers http header: `accept-ch` client hint accept (response) header: `sec-ch-ua-platform-version` token

  12. headers http header: `accept-ch` client hint accept (response) header: `viewport-width` token

  13. headers http header: `accept-ch` client hint accept (response) header: `width` token

  14. headers http header: clear-site-data: `"clienthints"`