ci/oidc-e2e: save full HTML reports on failure (#1640)

Make troubleshooting CI test failures easier by saving the HTML test report on failure.

Encountered while working on getodk/central#1233

Author: alxndrsn

.github/workflows/oidc-e2e.yml

@@ -41,9 +41,9 @@ jobs:
         node-version: 22.16.0
         cache: 'npm'
     - run: make test-oidc-e2e
-    - name: Archive playwright screenshots
+    - name: Archive Playwright Test Report
       if: failure()
       uses: actions/upload-artifact@v4
       with:
-        name: Playwright Screenshots
-        path: test/e2e/oidc/playwright-tests/results/**/*.png
+        name: Playwright Test Report
+        path: test/e2e/oidc/playwright-tests/results/html-report/

test/e2e/oidc/playwright-tests/playwright.config.js

@@ -43,7 +43,7 @@ const config = {
   retries: 0, // retries mean failure
   workers: process.env.CI ? 1 : undefined,
   /* Reporter to use. See https://playwright.dev/docs/test-reporters */
-  reporter: 'line',
+  reporter: [ [ 'html', { outputFolder: 'results/html-report' } ] ],
   /* Shared settings for all the projects below. See https://playwright.dev/docs/api/class-testoptions. */
   use: {
     actionTimeout: 0,
@@ -56,7 +56,7 @@ const config = {
     headless: true,
   },
   projects,
-  outputDir: 'results/',
+  outputDir: 'results/basic',
   globalSetup: require.resolve('./src/global-setup-teardown'),
 };