Update app.js

app.js

@@ -34,8 +34,6 @@ function createOpenAIChunk(content, model, finishReason = null) {
 }
 
 async function* streamNotdiamondResponse(response, model) {
-  const reader = response.body.getReader();
-  const decoder = new TextDecoder();
   let buffer = "";
   let lastContent = "";
 
@@ -43,11 +41,8 @@ async function* streamNotdiamondResponse(response, model) {
     return str.replace(/\${2,}/, match => match.slice(1));
   }
 
-  while (true) {
-    const { done, value } = await reader.read();
-    if (done) break;
-
-    buffer += decoder.decode(value, { stream: true });
+  for await (const chunk of response.body) {
+    buffer += chunk.toString();
     let lines = buffer.split('\n');
     buffer = lines.pop() || "";