add documentation for standalone version

.github/workflows/docs-standalone-release.yml

@@ -0,0 +1,25 @@
+name: docs-standalone-ci
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+    paths:
+      - docs-standalone/**
+      - .github/workflows/docs-standalone-release.yml
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-python@v6
+        with:
+          python-version: 3.x
+      - run: pip install mkdocs-material mike
+      - run: git config --global user.name Docs deploy
+      - run: git config --global user.email docs@dummy.bot.com
+      - run: mike deploy --config-file docs-standalone/mkdocs.yml --push --update-aliases standalone