ci(docs): add release workflow

Author: abichinger

.github/workflows/release-docs.yml

@@ -0,0 +1,27 @@
+name: Build and Deploy Documentation
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: '14'
+
+      - run: yarn install
+      - run: yarn build
+
+      - name: Deploy
+        uses: JamesIves/github-pages-deploy-action@4.1.7
+        with:
+          branch: gh-pages
+          folder: docs/src/.vuepress/dist