Remove Zod from core dependencies (#27107)

packages/enterprise/src/core/share.ts

@@ -1,9 +1,12 @@
 import { Message, Model, Part, Session, SnapshotFileDiff } from "@opencode-ai/sdk/v2"
-import { fn } from "@opencode-ai/core/util/fn"
 import { iife } from "@opencode-ai/core/util/iife"
 import z from "zod"
 import { Storage } from "./storage"
 
+function fn<T extends z.ZodType, Result>(schema: T, cb: (input: z.infer<T>) => Result) {
+  return (input: z.infer<T>) => cb(schema.parse(input))
+}
+
 export namespace Share {
   export const Info = z.object({
     id: z.string(),