补充演练列表查询接口

routers/api/emergencyPlans/__init__.py

@@ -3,6 +3,7 @@
 
 from fastapi import APIRouter, Request, Depends,Query, HTTPException, status
 from pydantic import BaseModel
+from typing import List
 from fastapi.responses import JSONResponse
 from database import get_db
 from sqlalchemy.orm import Session