type corrections

src/entities/chain/schema.ts

@@ -2,10 +2,10 @@ import { z } from "zod";
 import { actionSchema } from "../action/schema";
 
 export const chainSchema = z.object({
-  _id: z.string().uuid(),
+  _id: z.string().uuid().optional(),
   name: z.string().nullable(),
-  actions: z.array(actionSchema),
-  lastModified: z.string(),
+  actions: z.array(actionSchema).optional(),
+  lastModified: z.string().optional(),
 });
 
 export type Chain = z.infer<typeof chainSchema>;