Remove Zod from named errors (#26982)

packages/opencode/src/config/error.ts

@@ -1,21 +1,23 @@
 export * as ConfigError from "./error"
 
-import z from "zod"
 import { NamedError } from "@opencode-ai/core/util/error"
+import { Schema } from "effect"
 
-export const JsonError = NamedError.create(
-  "ConfigJsonError",
-  z.object({
-    path: z.string(),
-    message: z.string().optional(),
+const Issue = Schema.StructWithRest(
+  Schema.Struct({
+    message: Schema.String,
+    path: Schema.Array(Schema.String),
   }),
+  [Schema.Record(Schema.String, Schema.Unknown)],
 )
 
-export const InvalidError = NamedError.create(
-  "ConfigInvalidError",
-  z.object({
-    path: z.string(),
-    issues: z.custom<z.core.$ZodIssue[]>().optional(),
-    message: z.string().optional(),
-  }),
-)
+export const JsonError = NamedError.create("ConfigJsonError", {
+  path: Schema.String,
+  message: Schema.optional(Schema.String),
+})
+
+export const InvalidError = NamedError.create("ConfigInvalidError", {
+  path: Schema.String,
+  issues: Schema.optional(Schema.Array(Issue)),
+  message: Schema.optional(Schema.String),
+})