fix(release): vendor Runner D in the server package

Keep the clean-consumer Runner D package out of first-publish CI enrollment while bundling its compiled runtime into the released server artifact.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

server/scripts/vendor-paperclip-runner.mjs

@@ -0,0 +1,19 @@
+import { access, cp, mkdir, rm } from "node:fs/promises";
+import { resolve } from "node:path";
+
+const serverRoot = resolve(import.meta.dirname, "..");
+const runnerDist = resolve(serverRoot, "../packages/paperclip-runner/dist");
+const vendorRoot = resolve(serverRoot, "dist/vendor");
+const vendorDist = resolve(vendorRoot, "paperclip-runner");
+
+await access(resolve(runnerDist, "index.js")).catch(() => {
+  throw new Error(
+    "Runner D build output is missing. Run pnpm --filter @paperclipai/paperclip-runner build:typescript first.",
+  );
+});
+
+await rm(vendorDist, { recursive: true, force: true });
+await mkdir(vendorRoot, { recursive: true });
+await cp(runnerDist, vendorDist, { recursive: true });
+
+process.stdout.write("Vendored Runner D JavaScript into the server distribution.\n");