chore: Typescript database models (#2886)

closes #2798

server/models/base/ParanoidModel.ts

@@ -0,0 +1,9 @@
+import { DeletedAt } from "sequelize-typescript";
+import BaseModel from "./BaseModel";
+
+class ParanoidModel extends BaseModel {
+  @DeletedAt
+  deletedAt: Date | null;
+}
+
+export default ParanoidModel;