ci: deploy to pages only on tags to prevent overwriting production with dev builds

Author: zales

.github/workflows/main.yml

@@ -121,7 +121,7 @@ jobs:
       url: ${{ steps.deployment.outputs.page_url }}
     runs-on: ubuntu-latest
     needs: build
-    if: github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/')
+    if: startsWith(github.ref, 'refs/tags/')
     steps:
       - name: Download Artifacts
         uses: actions/download-artifact@v6