Send back response from sentry through tunnel

functions/api/st.ts

@@ -12,18 +12,24 @@ export async function onRequestPost(context: RequestContext) {
 
   const sentryUrl = new URL(dsn);
 
-  await fetch(`https://${sentryUrl.host}/api${sentryUrl.pathname}/envelope`, {
-    body: clonedRequest.body,
-    headers: {
-      "content-type": "application/x-sentry-envelope",
-      "x-forwarded-for": context.request.headers.get(
-        "cf-connecting-ip",
-      ) as string,
+  const resp = await fetch(
+    `https://${sentryUrl.host}/api${sentryUrl.pathname}/envelope`,
+    {
+      body: clonedRequest.body,
+      headers: {
+        "content-type": "application/x-sentry-envelope",
+        "x-forwarded-for": context.request.headers.get(
+          "cf-connecting-ip",
+        ) as string,
+      },
+      method: "POST",
     },
-    method: "POST",
-  });
+  );
 
-  return new Response(null, {
-    status: 204,
+  return new Response(await resp.text(), {
+    headers: {
+      "content-type": resp.headers.get("content-type") || "text/plain",
+    },
+    status: resp.status,
   });
 }