chore: trigger publish on releases instead of pushes

Author: VoxHash

.github/workflows/ci.yml

@@ -50,7 +50,7 @@ jobs:
   publish:
     needs: test
     runs-on: ubuntu-latest
-    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
+    if: github.event_name == 'release' && github.event.action == 'published'
 
     steps:
     - uses: actions/checkout@v4