Update app.js

app.js

@@ -157,12 +157,18 @@ async function handleRequest(req, res) {
 
     let data;
     if (contentEncoding === 'gzip') {
-      try {
-        data = await gunzip(buffer);
-      } catch (error) {
-        console.error('Gunzip error:', error);
-        console.log('First 100 bytes of response:', buffer.slice(0, 100).toString('hex'));
-        throw new Error('Failed to decompress the response');
+      // 检查是否已经是JSON格式
+      if (buffer.toString().trim().startsWith('{')) {
+        console.log('Response appears to be JSON despite gzip header. Using as-is.');
+        data = buffer;
+      } else {
+        try {
+          data = await gunzip(buffer);
+        } catch (error) {
+          console.error('Gunzip error:', error);
+          console.log('First 100 bytes of response:', buffer.slice(0, 100).toString('hex'));
+          throw new Error('Failed to decompress the response');
+        }
       }
     } else {
       data = buffer;