feat(server): 重构知识库服务和路由配置，优化LLM维基知识管理接口，增强知识检索能力

server/src/app/main.py

@@ -15,6 +15,7 @@ from app.schemas.common import RootStatusRead
 from app.services.agent_foundation import prepare_agent_foundation
 from app.services.employee import prepare_employee_directory
 from app.services.knowledge import prepare_knowledge_library
+from app.services.llm_wiki_tasks import llm_wiki_task_manager
 
 
 @asynccontextmanager
@@ -32,6 +33,7 @@ async def lifespan(_: FastAPI) -> AsyncIterator[None]:
         settings.api_v1_prefix,
     )
     yield
+    llm_wiki_task_manager.shutdown()
 
 
 def create_app() -> FastAPI: