后台添加清空账号功能

shared/db/TowerTaskRec.ts

@@ -94,6 +94,11 @@ export default class TowerTaskRec extends BaseModel {
     }
     return recs;
   }
+
+  public static async deleteAccount(roleId: string, lean = true) {
+    let result = await TowerTaskRecModel.deleteMany({roleId}).lean(lean);
+    return result||{};
+  }
 }
 
 export const TowerTaskRecModel = getModelForClass(TowerTaskRec);