fix(functions-compiler): report Node v22.23.4 as process.version

packages/functions-compiler/src/shim/entry.ts

@@ -67,6 +67,8 @@ const deno = Object.freeze({
 
 (globalThis as unknown as { Deno: unknown }).Deno = deno;
 (globalThis as unknown as { Buffer: typeof Buffer }).Buffer = Buffer;
+// workerd reports a fixed v22.19.0, which SDKs forward (Stripe in its user agent).
+if (typeof process !== "undefined") (process as { version: string }).version = "v22.23.4";
 // workerd's enterWith() is a stub that throws; libraries such as Stagehand
 // call it to seed a context they also pass explicitly, so a no-op keeps them
 // working. Probed on a throwaway instance so a future native implementation is

packages/functions-compiler/test/process-version.e2e.test.ts

@@ -0,0 +1,14 @@
+import { expect, it } from "vitest";
+
+import { bundleOrThrow } from "./helpers";
+import { runInWorkerd } from "./workerd";
+
+it("reports the patched Node version to user code", async () => {
+  const m = await bundleOrThrow(`
+    const atImport = process.version;
+    Deno.serve(() => Response.json({ atImport, atRequest: process.version }));
+  `);
+  const { status, text } = await runInWorkerd(m);
+  expect(status).toBe(200);
+  expect(JSON.parse(text)).toEqual({ atImport: "v22.23.4", atRequest: "v22.23.4" });
+});