Update server.js

server.js

@@ -42,12 +42,14 @@ app.use('/api', authenticateProxyKeyAndModel, (req, res, next) => {
   if (req.body && req.body.messages) {
     req.body.messages = req.body.messages.map(message => {
       if (message.role !== 'system' && message.content) {
-        // Remove all newlines and extra spaces from non-system messages
-        message.content = message.content.replace(/\s+/g, ' ').trim();
+        // Remove newlines and extra spaces from the start and end of the content
+        // for non-system messages only
+        message.content = message.content.replace(/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, '');
       }
       return message;
     });
     
+    // Log the processed messages to verify the changes
     console.log('Processed messages:', JSON.stringify(req.body.messages, null, 2));
   }
   next();
@@ -57,10 +59,12 @@ app.use('/api', authenticateProxyKeyAndModel, (req, res, next) => {
     proxyReqOpts.headers['Authorization'] = 'Bearer ' + openaiKey;
     
     if (srcReq.body) {
+      // Use the modified body
       const modifiedBody = JSON.stringify(srcReq.body);
       proxyReqOpts.headers['Content-Length'] = Buffer.byteLength(modifiedBody);
       proxyReqOpts.body = modifiedBody;
       
+      // Log the body being sent to the API
       console.log('Body being sent to API:', modifiedBody);
     }