Update and clean up github actions

.github/workflows/check-links-external.yml

@@ -0,0 +1,19 @@
+name: Check external links
+
+on: [push, pull_request]
+
+jobs:
+  check-links-external:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: 16
+          cache: npm
+          cache-dependency-path: '**/package-lock.json'
+
+      - run: npm ci
+      - run: npm run bootstrap
+      - run: npm run build
+      - run: npm run test:links:external

.github/workflows/check-links-internal.yml

@@ -0,0 +1,20 @@
+name: Check internal links
+
+on: [push, pull_request]
+
+jobs:
+  check-links-internal:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: 16
+          cache: npm
+          cache-dependency-path: '**/package-lock.json'
+
+      - run: npm ci
+      - run: npm run bootstrap
+      - run: npm run build
+      - run: npm run test:links:redirects
+      - run: npm run test:links:internal

.github/workflows/integration-tests.yml

@@ -0,0 +1,31 @@
+name: Integration tests
+
+on: [push, pull_request]
+
+jobs:
+  integration-tests:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: 16
+          cache: npm
+          cache-dependency-path: '**/package-lock.json'
+
+      - run: npm ci
+      - run: npx playwright install-deps
+      - run: npm run bootstrap
+      - run: npm run build
+
+      - id: test
+        run: npm run test:integration
+
+      - if: ${{ always() && steps.test.outcome == 'failure' }}
+        run: npm run test:integration:update-golden-screenshots
+
+      - if: ${{ always() && steps.test.outcome == 'failure' }}
+        uses: actions/upload-artifact@v2
+        with:
+          name: golden-results
+          path: tests/**/**.png

playwright.config.ts

@@ -19,7 +19,7 @@ const config: PlaywrightTestConfig = {
   // explicitly with either:
   //  * Github Action: "Artifacts / Download link for updated screenshots" for
   //    committing the snapshot to the repository.
-  //  * `npm run test:update-golden-screenshots` for local testing.
+  //  * `npm run test:integration:update-golden-screenshots` for local testing.
   updateSnapshots: 'none',
 };
 export default config;