sqlite dir check exists

agent/deep_assistant.py

@@ -17,6 +17,7 @@ from agent.agent_memory_cache import get_memory_cache_manager
 from .checkpoint_utils import prepare_checkpoint_message
 import aiosqlite
 from langgraph.checkpoint.sqlite.aio import AsyncSqliteSaver
+import os
 
 # 全局 MemorySaver 实例
 # from langgraph.checkpoint.memory import MemorySaver
@@ -75,6 +76,7 @@ async def init_agent(config: AgentConfig):
     # 初始化 checkpointer 和中间件
     checkpointer = None
     if config.session_id:
+        os.makedirs("projects/memory", exist_ok=True)
         conn = aiosqlite.connect("projects/memory/checkpoints.db")
         checkpointer = AsyncSqliteSaver(conn=conn)
         await prepare_checkpoint_message(config, checkpointer)