ci: add actions test and docs

.github/workflows/document.yml

@@ -0,0 +1,32 @@
+name: document
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    runs-on: Ubuntu-22.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: true
+      - name: Install Hugo
+        uses: peaceiris/actions-hugo@v3
+        with:
+          hugo-version: 'latest'
+          extended: true
+      - name: Build Webpage
+        working-directory: ./docs/
+        run: |
+            hugo --minify
+      - name: Deploy
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_branch: gh-pages
+          publish_dir: ./book/public
+          force_orphan: true
+          commit_message: ${{ github.event.head_commit.message }}