Test performance benchmark

.github/workflows/performance-benchmark.yml

@@ -0,0 +1,44 @@
+name: Performance Benchmark
+
+on:
+  push:
+    branches:
+      - smoke-testing
+  pull_request:
+    branches:
+      - trunk
+
+jobs:
+  performance:
+    name: 'Run tests'
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Setup proper PHP version
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: 7.4
+        tools: composer
+
+    - uses: actions/setup-node@v4
+      with:
+        node-version-file: '.nvmrc'
+        cache: 'npm'
+
+    - name: Node install
+      run: npm ci
+
+    - name: Build
+      run: npm run build
+
+    - name: Run performance tests
+      uses: swissspidy/wp-performance-action@v2
+      with:
+        urls: |
+          /
+          /wp-admin/
+        blueprint: './.github/workflows/performance-blueprint.json'
+        iterations: 5
+        repetitions: 1

.github/workflows/performance-blueprint.json

@@ -0,0 +1,45 @@
+{
+  "$schema": "https://playground.wordpress.net/blueprint-schema.json",
+  "plugins": [
+    "woocommerce",
+    "email-log"
+  ],
+  "extraLibraries": [
+    "wp-cli"
+  ],
+  "steps": [
+    {
+      "step": "defineWpConfigConsts",
+      "consts": {
+        "WP_DEBUG": true,
+        "WP_CACHE": true
+      }
+    },
+    {
+      "step": "activatePlugin",
+      "pluginName": "WooCommerce",
+      "pluginPath": "/wordpress/wp-content/plugins/woocommerce"
+    },
+    {
+      "step": "activatePlugin",
+      "pluginName": "Email Log",
+      "pluginPath": "/wordpress/wp-content/plugins/email-log"
+    },
+    {
+      "step": "installTheme",
+      "themeData": {
+        "resource": "url",
+        "url": "https://downloads.wordpress.org/theme/storefront.zip"
+      },
+      "ifAlreadyInstalled": "skip",
+      "options": {
+        "activate": true,
+        "importStarterContent": false
+      }
+    },
+    {
+      "step": "login",
+      "username": "admin"
+    }
+  ]
+}