Use preinstalled chrome for tests in CI

.github/workflows/ci.yml

@@ -13,4 +13,3 @@ jobs:
     with:
       node-version: 26.x
       publish-coverage: true
-      install-playwright: true

vite.config.ts

@@ -41,7 +41,10 @@ export default defineConfig({
   test: {
     // Run tests in an actual browser
     browser: {
-      provider: playwright(),
+      provider: playwright({
+        // In CI, this instructs playwright to use a pre-existing Chrome instance
+        launchOptions: process.env.CI ? { channel: 'chrome' } : undefined,
+      }),
       enabled: true,
       headless: true,
       screenshotFailures: false,