Add js web stuff to landing page + documentation

go/jsruntime/runtime/@solidjs/router/dist/routers/StaticRouter.d.ts

@@ -0,0 +1,6 @@
+import { type BaseRouterProps } from "./components.js";
+import type { JSX } from "solid-js";
+export type StaticRouterProps = BaseRouterProps & {
+    url?: string;
+};
+export declare function StaticRouter(props: StaticRouterProps): JSX.Element;