Check

api/vote.ts

@@ -41,7 +41,6 @@ export default async function handler(req: VercelRequest, res: VercelResponse) {
     return res.status(500).end("Error initialize poll");
   }
   const hostUrl = `https://${req.headers.host}`;
-  return res.send(hostUrl);
 
   if (req.method === "POST") {
     let validatedMessage: Message | undefined = undefined;
@@ -55,6 +54,7 @@ export default async function handler(req: VercelRequest, res: VercelResponse) {
       const urlBuffer = validatedMessage?.data?.frameActionBody?.url || [];
       const urlString = Buffer.from(urlBuffer).toString("utf-8");
       if (!urlString.startsWith(hostUrl)) {
+        console.warn(`Invalid frame url: ${urlBuffer} vs ${hostUrl}`);
         return res.status(400).end(`Invalid frame url: ${urlBuffer}`);
       }
     } catch (err) {
@@ -79,6 +79,7 @@ export default async function handler(req: VercelRequest, res: VercelResponse) {
 
       const poll: Poll | null = await kv.hgetall(`poll:${pollId}`);
       if (!poll) {
+        console.warn(`Missing poll for #${pollId}`);
         return res.status(400).send(`Missing poll for #${pollId}`);
       }