Build on PR but don't sync

Author: Eeems

.github/workflows/publish.yml

@@ -3,6 +3,9 @@ on:
   push:
     branches:
       - main
+  pull_request:
+    branches:
+      - "*"
   repository_dispatch:
 jobs:
   publish:
@@ -18,6 +21,7 @@ jobs:
       - name: Build website
         run: make prod
       - name: Sync website with the remote repository
+        if: ${{ github.ref == 'refs/heads/main' }}
         uses: ./.github/actions/sync-repository
         with:
           local-path: dist/