chore: import upstream snapshot with attribution

packages/core/script/validate.ts

@@ -0,0 +1,19 @@
+#!/usr/bin/env bun
+
+import { generate } from "../src/generate";
+import path from "path";
+import { ZodError } from "zod";
+
+try {
+  const result = await generate(
+    path.join(import.meta.dirname, "..", "..", "..", "providers"),
+  );
+  console.log(JSON.stringify(result, null, 2));
+} catch (e: any) {
+  if (e instanceof ZodError) {
+    console.error("Validation error:", e.errors);
+    console.error("When parsing:", e.cause);
+    process.exit(1);
+  }
+  throw e;
+}