Added action that forces prettier to be run

.github/workflows/prettier.yml

@@ -0,0 +1,35 @@
+name: Prettier
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  prettier:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run Prettier
+        run: npm run prettier
+
+      - name: Check for changes
+        id: changes
+        run: |
+          git diff --name-only --exit-code HEAD^ HEAD | grep -vE 'package-lock.json'
+
+      - name: Fail if changes found
+        run: |
+          if [ -n "${{ steps.changes.outputs.stdout }}" ]; then
+            echo "There are changes after running Prettier. Please run Prettier locally and commit the changes.";
+            exit 1;
+          fi