chore: add pkg.pr.new action

Author: JeanMeijer

.github/workflows/preview.yml

@@ -0,0 +1,27 @@
+name: Publish Preview
+on: [push, pull_request]
+
+jobs:
+  version:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - uses: pnpm/action-setup@v4
+        with:
+          run_install: false
+      - name: setup node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22.x
+          cache: pnpm
+
+      - name: Install dependencies
+        run: pnpm install
+      - name: Build
+        run: pnpm build
+      - name: Lint
+        run: pnpm lint
+
+      - name: Create and publish versions
+        run: pnpm dlx pkg-pr-new publish './packages/temporal-zod'