Force javadoc page deployment deploy an orphan branch

Author: Project516

.github/workflows/javadoc.yml

@@ -32,4 +32,5 @@ jobs:
         uses: peaceiris/actions-gh-pages@v4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: ./app/build/docs/javadoc
+          publish_dir: ./app/build/docs/javadoc
+          force_orphan: true