Use system message from config

Author: ajhai

llmstack/apps/types/agent.py

@@ -20,6 +20,11 @@ class AgentConfigSchema(BaseSchema):
         title='Model',
         default=AgentModel.GPT_3_5, description='The model to use for the agent.',
     )
+    system_message: str = Field(
+        title='System Message',
+        default='You are a helpful assistant that uses provided tools to perform actions.', description='The system message to use with the Agent.',
+        widget='textarea',
+    )
     max_steps: int = Field(
         title='Max Steps',
         default=10, description='The maximum number of steps the agent can take.',

llmstack/play/actors/agent.py

@@ -47,7 +47,7 @@ def __init__(self, output_stream, processor_configs, dependencies=[], all_depend
 
         self._agent_messages = [{
             'role': 'system',
-            'content': 'You are a helpful assistant that uses provided tools to perform actions.'
+            'content': self._config.get('system_message', 'You are a helpful assistant that uses provided tools to perform actions.')
         }, {
             'role': 'user',
             'content': self._input.get('task', 'Hello')