Cookie Vary Test
This page sets Vary: Cookie on every response. The page cache sees this header and emits a s-vary-cookie skip — it refuses to cache the response unless the matching rule explicitly opts in via varyOnCookies.
Check the response headers: Vary: Cookie is set by the route handle.
<p>Check the response headers: <code>Vary: Cookie</code> is set by the route handle.</p>
More demos
Charts with LayerChart How a third-party Svelte component library works in Mochi — LayerChart server-rendered to plain SVG with zero JavaScript, then the same library as mochi:hydrate and mochi:clientOnly islands. Real-time Streams How server-sent events and WebSocket streaming work — live SSE and WebSocket clocks, lazily hydrated via mochi:hydrate:visible. Hello World How server-side rendering works — a Mochi.page() renders Svelte on the server and ships zero JavaScript.