chore: update frontend ci

.github/workflows/frontend-ci.yaml

@@ -1 +1,33 @@
+# Setup an action to run the frontend CI for PRs
 
+# name of the action
+name: Frontend CI
+
+# when should it run
+on:
+  pull_request:
+    branches:
+      - main
+
+# what should it do
+jobs:
+  # name of the job
+  build:
+    # what should it run on
+    runs-on: ubuntu-latest
+    # default values for all the steps
+    defaults:
+      run:
+        working-directory: frontend
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Node.js
+        uses: actions/setup-node@v2
+        with:
+          node-version: '22'
+      - name: Install dependencies
+        run: npm install
+      - name: Run tests
+        run: npm test
+      - name: Run build
+        run: npm run build