Simplify healthcheck

Author: brookslybrand

app/routes/healthcheck.tsx

@@ -1,20 +1,5 @@
-// learn more: https://fly.io/docs/reference/configuration/#services-http_checks
-import type { LoaderFunction } from "react-router";
-
-export const loader: LoaderFunction = async ({ request }) => {
-  const host =
-    request.headers.get("X-Forwarded-Host") ?? request.headers.get("host");
-
-  try {
-    const url = new URL("/", `http://${host}`);
-    await Promise.all([
-      fetch(url.toString(), { method: "HEAD" }).then((r) => {
-        if (!r.ok) return Promise.reject(r);
-      }),
-    ]);
-    return new Response("OK");
-  } catch (error: unknown) {
-    console.log("healthcheck ❌", { error });
-    return new Response("ERROR", { status: 500 });
-  }
-};
+export async function loader() {
+  return new Response("OK", {
+    headers: { "Cache-Control": "no-store" },
+  });
+}