ci: add app-build-with-packed job

.github/workflows/main.yml

@@ -294,6 +294,43 @@ jobs:
           if-no-files-found: ignore
           retention-days: 1
 
+  app-build-with-packed:
+    runs-on: ubuntu-latest
+    needs: build
+
+    steps:
+      # https://github.com/actions/virtual-environments/issues/1187
+      - name: tune linux network
+        run: sudo ethtool -K eth0 tx off rx off
+
+      - name: Setup Node@${{ env.NODE_VERSION }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ env.NODE_VERSION }}
+
+      - name: Install pnpm
+        uses: pnpm/action-setup@v3
+        with:
+          version: ${{ env.PNPM_VERSION }}
+          run_install: false
+
+      - name: Restore build
+        uses: actions/cache@v4
+        timeout-minutes: 10
+        with:
+          path: ./*
+          key: ${{ github.sha }}-${{ github.run_number }}
+
+      - run: |
+          pnpm run script:pack --dest templates/blank-3.0
+          cd templates/blank-3.0
+          cp .env.example .env
+          ls -la
+          pnpm add ./*.tgz
+          pnpm install
+          cat package.json
+          pnpm run build
+
   tests-type-generation:
     if: false # This should be replaced with gen on a real Payload project
     runs-on: ubuntu-latest