Update publish-docs.yml

Author: wannaphong

.github/workflows/publish-docs.yml

@@ -27,5 +27,5 @@ jobs:
         with:
             GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
             BRANCH: gh-pages # The branch the action should deploy to.
-            FOLDER: ./docs/html
+            FOLDER: ./docs/_build/html
             CLEAN: true # Automatically remove deleted files from the deploy branch