Add js web stuff to landing page + documentation

go/jsruntime/runtime/@solidjs/router/dist/index.jsx

@@ -0,0 +1,6 @@
+export * from "./routers/index.js";
+export * from "./components.jsx";
+export * from "./lifecycle.js";
+export { useHref, useIsRouting, useLocation, useMatch, useCurrentMatches, useNavigate, useParams, useResolvedPath, useSearchParams, useBeforeLeave, usePreloadRoute, RouterContextObj as RouterContext } from "./routing.js";
+export { mergeSearchString as _mergeSearchString } from "./utils.js";
+export * from "./data/index.js";