ci: run checks on pull requests

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: asizikov

.github/workflows/deploy.yml

@@ -4,6 +4,9 @@ on:
   push:
     branches:
       - main
+  pull_request:
+    branches:
+      - main
 
 permissions:
   contents: read
@@ -40,14 +43,17 @@ jobs:
         run: npm run build
 
       - name: Setup Pages
+        if: github.event_name == 'push'
         uses: actions/configure-pages@v5
 
       - name: Upload artifact
+        if: github.event_name == 'push'
         uses: actions/upload-pages-artifact@v3
         with:
           path: ./dist
 
   deploy:
+    if: github.event_name == 'push'
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}