fix: Add nixpacks configuration for Astro deployment

dealplustech-astro/node_modules/zod/src/v4/classic/external.ts

@@ -0,0 +1,50 @@
+export * as core from "../core/index.js";
+export * from "./schemas.js";
+export * from "./checks.js";
+export * from "./errors.js";
+export * from "./parse.js";
+export * from "./compat.js";
+
+// zod-specified
+import { config } from "../core/index.js";
+import en from "../locales/en.js";
+config(en());
+
+export type { infer, output, input } from "../core/index.js";
+export {
+  globalRegistry,
+  type GlobalMeta,
+  registry,
+  config,
+  function,
+  $output,
+  $input,
+  $brand,
+  clone,
+  regexes,
+  treeifyError,
+  prettifyError,
+  formatError,
+  flattenError,
+  toJSONSchema,
+  TimePrecision,
+  NEVER,
+} from "../core/index.js";
+
+export * as locales from "../locales/index.js";
+
+// iso
+// must be exported from top-level
+// https://github.com/colinhacks/zod/issues/4491
+export { ZodISODateTime, ZodISODate, ZodISOTime, ZodISODuration } from "./iso.js";
+export * as iso from "./iso.js";
+
+// coerce
+export type {
+  ZodCoercedString,
+  ZodCoercedNumber,
+  ZodCoercedBigInt,
+  ZodCoercedBoolean,
+  ZodCoercedDate,
+} from "./coerce.js";
+export * as coerce from "./coerce.js";