chore: replace Playwright/axe a11y tests with pa11y-ci-action

.github/workflows/ci.yml

@@ -37,7 +37,7 @@ jobs:
         run: npm test
 
   a11y:
-    name: Accessibility (WCAG 2.2 AA)
+    name: Accessibility (WCAG 2.1 AA)
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repo
@@ -59,11 +59,13 @@ jobs:
       - name: Build
         run: npm run build
 
-      - name: Install Playwright browser
-        run: npx playwright install chromium --with-deps
+      - name: Serve built site
+        run: |
+          npm run serve -- --port 3000 --no-open &
+          npx --yes wait-on@9 --timeout 60000 http://localhost:3000/
 
       - name: Run accessibility tests
-        run: npm run test:a11y
+        uses: lowlysre/pa11y-ci-action@9cfc00c514ae1d06afa84ce15d3959f8bbca2e73 # v1.0.0
 
   query-tests:
     name: DuckDB query smoke tests

.pa11yci.json

@@ -0,0 +1,20 @@
+{
+  "defaults": {
+    "standard": "WCAG2AA",
+    "runners": ["axe"],
+    "timeout": 30000,
+    "wait": 1000,
+    "chromeLaunchConfig": {
+      "args": ["--no-sandbox"]
+    }
+  },
+  "urls": [
+    "http://localhost:3000/",
+    "http://localhost:3000/docs/",
+    "http://localhost:3000/getting-data/",
+    "http://localhost:3000/guides/",
+    "http://localhost:3000/examples/",
+    "http://localhost:3000/blog/",
+    "http://localhost:3000/community/"
+  ]
+}

package.json

@@ -22,7 +22,6 @@
     "format": "prettier --write .",
     "format:check": "prettier --check .",
     "test": "vitest run",
-    "test:a11y": "node --test --test-reporter=spec __tests__/a11y.test.mjs",
     "test:watch": "vitest",
     "typecheck": "tsc --noEmit"
   },
@@ -47,7 +46,6 @@
     "react-dom": "^19.3.0"
   },
   "devDependencies": {
-    "@axe-core/playwright": "^4.13.0",
     "@docusaurus/module-type-aliases": "^3.10.0",
     "@docusaurus/types": "^3.10.0",
     "@eslint/js": "^10.0.0",
@@ -60,7 +58,6 @@
     "globals": "^17.11.0",
     "jsdom": "^30.1.1",
     "markdownlint-cli": "^0.49.1",
-    "playwright": "^1.62.1",
     "prettier": "^3.9.8",
     "typescript": "^7.0.2",
     "vite": "^8.3.0",