only run on PRs

.github/workflows/build.yml

@@ -3,8 +3,8 @@ name: Deploy static content to Pages
 
 on:
   # Runs on pushes targeting the default branch
-  push:
-    branches: ["main"]
+  pull_request:
+    branches: ['main']
 
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:
@@ -18,7 +18,7 @@ permissions:
 # Allow only one concurrent deployment, skipping runs queued between the run in-progress and latest queued.
 # However, do NOT cancel in-progress runs as we want to allow these production deployments to complete.
 concurrency:
-  group: "pages"
+  group: 'pages'
   cancel-in-progress: false
 
 jobs:
@@ -42,7 +42,7 @@ jobs:
         uses: actions/upload-pages-artifact@v3
         with:
           # Upload entire repository
-          path: "./dist"
+          path: './dist'
       - name: Deploy to GitHub Pages
         id: deployment
         uses: actions/deploy-pages@v4