feat: run Prettier on merge to main

.github/workflows/prettier.yml

@@ -0,0 +1,33 @@
+name: Prettier Check on Merge
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  prettier:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: "18"
+
+      - name: Install dependencies
+        run: pnpm ci
+
+      - name: Run Prettier on specific directories
+        run: npx prettier --write './packages/core/**/*' './packages/cli/**/*'
+
+      - name: Commit changes if any
+        run: |
+          git config --global user.name 'github-actions[bot]'
+          git config --global user.email 'github-actions[bot]@users.noreply.github.com'
+          git add .
+          git commit -m "Apply Prettier formatting"
+          git push
+        continue-on-error: true