simplified the fix

app/commit.json

@@ -1 +1 @@
-{ "commit": "1e72d52278730f7d22448be9d5cf2daf12559486", "version": "0.0.2" }
+{ "commit": "05146c18d6e3b5410100089fed99c30d60dccad7" }

app/routes/api.enhancer.ts

@@ -5,9 +5,6 @@ import { streamText } from '~/lib/.server/llm/stream-text';
 import { stripIndents } from '~/utils/stripIndent';
 import type { IProviderSetting, ProviderInfo } from '~/types/model';
 
-const encoder = new TextEncoder();
-const decoder = new TextDecoder();
-
 export async function action(args: ActionFunctionArgs) {
   return enhancerAction(args);
 }
@@ -107,45 +104,7 @@ async function enhancerAction({ context, request }: ActionFunctionArgs) {
       providerSettings,
     });
 
-    const transformStream = new TransformStream({
+    return new Response(result.textStream, {
-      transform(chunk, controller) {
-        const text = decoder.decode(chunk);
-        const lines = text.split('\n').filter((line) => line.trim() !== '');
-
-        for (const line of lines) {
-          try {
-            // Handle token-based streaming format
-            if (line.includes('0:"')) {
-              // Extract all token contents and join them
-              const tokens = line.match(/0:"([^"]+)"/g) || [];
-              const content = tokens
-                .map(token => token.slice(3, -1)) // Remove the '0:"' prefix and '"' suffix
-                .join('');
-              
-              if (content) {
-                controller.enqueue(encoder.encode(content));
-              }
-              continue;
-            }
-
-            // Try to parse as JSON if it's not token-based format
-            const parsed = JSON.parse(line);
-            if (parsed.type === 'text') {
-              controller.enqueue(encoder.encode(parsed.value));
-            }
-          } catch (e) {
-            // If not JSON and not token-based, treat as plain text
-            if (!line.includes('e:') && !line.includes('d:')) { // Skip metadata lines
-              controller.enqueue(encoder.encode(line));
-            }
-          }
-        }
-      },
-    });
-
-    const transformedStream = result.toDataStream().pipeThrough(transformStream);
-
-    return new Response(transformedStream, {
       status: 200,
       headers: {
         'Content-Type': 'text/plain; charset=utf-8',