Cache playwright browser

Author: yoriiis

.github/workflows/e2e-tests.yml

@@ -24,7 +24,22 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
-      - name: Install Playwright Browsers
+      # https://github.com/microsoft/playwright/issues/7249#issuecomment-1385567519
+      - name: Store Playwright's Version
+        run: |
+          PLAYWRIGHT_VERSION=$(npm ls @playwright/test | grep @playwright | sed 's/.*@//')
+          echo "Playwright's Version: $PLAYWRIGHT_VERSION"
+          echo "PLAYWRIGHT_VERSION=$PLAYWRIGHT_VERSION" >> $GITHUB_ENV
+
+      - name: Cache Playwright Browsers for Playwright's Version
+        id: cache-playwright-browsers
+        uses: actions/cache@v4
+        with:
+          path: ~/.cache/ms-playwright
+          key: playwright-browsers-${{ env.PLAYWRIGHT_VERSION }}
+
+      - name: Setup Playwright
+        if: steps.cache-playwright-browsers.outputs.cache-hit != 'true'
         run: npx playwright install --with-deps
 
       - name: Run Playwright tests

config/playwright.config.ts

@@ -9,6 +9,7 @@ export default defineConfig({
 		timeout: 60 * 1000,
 		reuseExistingServer: !process.env.CI
 	},
+	workers: process.env.GITHUB_ACTIONS ? 1 : undefined,
 	projects: [
 		{
 			name: 'Chrome Desktop',