model temperature settings

packages/orchestration-service/src/routes/settings.js

@@ -43,7 +43,14 @@ router.patch('/', (req, res) => {
         return res.status(400).json({ error: `Path not accessible: ${val}` });
     }
     updates.modelsFolderPath = val;
-}
+  }
+
+  if (req.body.temperature !== undefined) {
+    const val = Number(req.body.temperature);
+    if (isNaN(val) || val < 0 || val > 2)
+        return res.status(400).json({ error: 'temperature must be 0–2' });
+    updates.temperature = val;
+  }
 
   res.json(settings.save(updates));
 });