chore: replace prettier workflow

.github/workflows/prettier.yml

@@ -1,26 +1,23 @@
-name: Prettier Check on Merge
+name: Prettify on Merge
 
 on:
-  push:
-    branches:
-      - main
+  pull_request_target:
+    types:
+      - closed
 
 jobs:
   prettier:
+    if: ${{ github.event.pull_request.merged == true }}
     runs-on: ubuntu-latest
 
     steps:
       - name: Checkout
         uses: actions/checkout@v3
         with:
-          # Make sure the actual branch is checked out when running on pull requests
-          ref: ${{ github.head_ref }}
+          # Ensure the branch being merged is checked out
+          ref: ${{ github.event.pull_request.head.ref }}
 
       - name: Prettify code
         uses: creyD/[email protected]
         with:
-          # Specify which files or directories to format
           prettier_options: --write ./packages/core/**/* ./packages/cli/**/*
-
-          # Optionally set the working directory if needed
-          # working_directory: ./ # Uncomment and adjust if your setup requires a specific directory