fix: change upload-artifacts action

Author: leohhhn

.github/workflows/static.yml

@@ -33,9 +33,9 @@ jobs:
       - name: Setup Pages
         uses: actions/configure-pages@v3
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v1
+        uses: actions/upload-artifact@v4
         with:
-          # Upload entire repository
+          # Upload entire posts dir
           path: './posts'
 
   # Deployment job