fix: Update CustomCodeAgent to pass tools as list for template rendering

app.py

@@ -243,9 +243,11 @@ class CustomCodeAgent(CodeAgent):
     def initialize_system_prompt(self):
         # Override to use tools_dict for template rendering
         template = self.prompt_templates["system_prompt"]
+        # Convert tools_dict to list for template rendering
+        tools_list = list(self.tools_dict.values())
         # Use Jinja2 template rendering
         return Template(template, undefined=StrictUndefined).render(
-            tools=self.tools_dict,
+            tools=tools_list,  # Pass tools as a list
             task=getattr(self, 'task', ''),
             managed_agents=getattr(self, 'managed_agents', []),
             authorized_imports=getattr(self, 'authorized_imports', [])