Merge remote-tracking branch 'origin/main'

# Conflicts:
#	src/agent/base.py

src/api/external.py

@@ -43,5 +43,5 @@ async def websocket_endpoint(
 async def process_message(ws: WebSocket, chat: AgentChat, msg):
     match msg:
         case MsgUserMessage():
-            async for chunk in chat.astream(msg.text):
+            async for chunk in chat.astream(msg.text, msg.attachments):
                 await ws.send_text(chunk.model_dump_json())