changed to simple response.

functions/api/voice/token.ts

@@ -4,13 +4,30 @@ interface Env {
 export const onRequest: PagesFunction<Env> = async (context) => {
     try {
         console.log('start');
-        /* const res = await fetch('https://api.assemblyai.com/v2/realtime/token',
-             {method: 'POST', body: JSON.stringify({expires_in: 3600}), headers: {authorization: context.env.VOICE_TOKEN}});
 
-         */
+        async function gatherResponse(response: Response) {
+            const {headers} = response;
+            const contentType = headers.get('content-type') || '';
+            if (contentType.includes('application/json')) {
+                return JSON.stringify(await response.json());
+            } else if (contentType.includes('application/text')) {
+                return await response.text();
+            } else if (contentType.includes('text/html')) {
+                return await response.text();
+            } else {
+                return await response.text();
+            }
+        }
 
+        const res = await fetch('https://api.assemblyai.com/v2/realtime/token',
+            {
+                method: 'POST',
+                body: JSON.stringify({expires_in: 3600}),
+                headers: {authorization: context.env.VOICE_TOKEN}
+            });
+        const results = await gatherResponse(res);
 
-        return new Response("Hello World!", {status: 200});
+        return new Response(results, {status: 200});
     } catch (error) {
         return new Response(error.message, {status: 500});
     }