Pa11y ci (#2)

* feat(CI): Add pa11y-ci accessibility check for frontend

* Remove about page from pa11yci config since it is deprecated.

.github/workflows/pa11y-ci.yaml

@@ -0,0 +1,32 @@
+name: pa11y-ci
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+
+jobs:
+  pa11y-ci:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: npm
+      - name: Install dependencies
+        working-directory: frontend
+        run: |
+          npm ci
+          npm install -g https://github.com/aarongoldenthal/pa11y-ci
+      - name: Build
+        working-directory: frontend
+        run: npm run build
+      - name: Start Preview
+        working-directory: frontend
+        run: |
+          npm run preview & sleep 3
+      - name: Run pa11y-ci
+        working-directory: frontend
+        run: pa11y-ci
+        continue-on-error: true

frontend/.pa11yci

@@ -0,0 +1,6 @@
+{
+    "urls": [
+      "http://localhost:4173",
+      "http://localhost:4173/settings"
+    ]
+}