Initialize web application via create-cloudflare CLI

Details:
  C3 = create-cloudflare@2.62.0
  project name = anum-frontend
  framework = react-router
  framework cli = create-react-router@7.9.6
  package manager = pnpm@10.26.1
  wrangler = wrangler@4.57.0
  git = 2.52.0

app/entry.server.tsx

@@ -0,0 +1,43 @@
+import type { AppLoadContext, EntryContext } from "react-router";
+import { ServerRouter } from "react-router";
+import { isbot } from "isbot";
+import { renderToReadableStream } from "react-dom/server";
+
+export default async function handleRequest(
+  request: Request,
+  responseStatusCode: number,
+  responseHeaders: Headers,
+  routerContext: EntryContext,
+  _loadContext: AppLoadContext
+) {
+  let shellRendered = false;
+  const userAgent = request.headers.get("user-agent");
+
+  const body = await renderToReadableStream(
+    <ServerRouter context={routerContext} url={request.url} />,
+    {
+      onError(error: unknown) {
+        responseStatusCode = 500;
+        // Log streaming rendering errors from inside the shell.  Don't log
+        // errors encountered during initial shell rendering since they'll
+        // reject and get logged in handleDocumentRequest.
+        if (shellRendered) {
+          console.error(error);
+        }
+      },
+    }
+  );
+  shellRendered = true;
+
+  // Ensure requests from bots and SPA Mode renders wait for all content to load before responding
+  // https://react.dev/reference/react-dom/server/renderToPipeableStream#waiting-for-all-content-to-load-for-crawlers-and-static-generation
+  if ((userAgent && isbot(userAgent)) || routerContext.isSpaMode) {
+    await body.allReady;
+  }
+
+  responseHeaders.set("Content-Type", "text/html");
+  return new Response(body, {
+    headers: responseHeaders,
+    status: responseStatusCode,
+  });
+}