Update chatStream.js

server/chatStream.js

@@ -32,7 +32,8 @@ async function getSafeWebSocket() {
       try {
         const cleaned = str.startsWith("data: ") ? str.slice(6) : str;
         return JSON.parse(cleaned);
-      } catch {
+      } catch (err) {
+        console.warn("[WS] JSON parse error:", err, "on string:", str);
         return null;
       }
     };
@@ -194,7 +195,7 @@ export async function websocketChatStream(body, headers, onToken, abortSignal) {
       if (!payload) return;
 
       if (payload.error && !payload.choices) {
-        if (onToken) onToken(`[ERROR] ${payload.error}`);
+        if (onToken) onToken(`[ERROR] ${JSON.stringify(payload.error)}`);
         if (!finished) { finished = true; cleanup(); resolve({ assistantText, toolCalls: [...toolCallBuffer.values()] }); }
         return;
       }
@@ -372,7 +373,7 @@ export async function streamChat({
       const followUpBody = {
         model: model || "lightning",
         messages: followUpMessages,
-        tools: enabledTools.length ? enabledTools : undefined,
+        tools: enabledTools,
         stream: true,
       };