pipeline: add/github pages workflow

- to the main "docs" version

.github/workflows/deploy-docusaurus.yml

@@ -0,0 +1,30 @@
+name: Deploy Docusaurus to GitHub Pages
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        persist-credentials: false
+
+    - name: Use Node.js
+      uses: actions/setup-node@v2
+      with:
+        node-version: '18'
+
+    - name: Install and Build
+      run: |
+        npm install
+        npm run build
+
+    - name: Deploy
+      uses: peaceiris/actions-gh-pages@v3
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        publish_dir: ./build

docusaurus.config.js

@@ -13,7 +13,7 @@ const config = {
   favicon: 'img/favicon.ico',
 
   // Set the production url of your site here
-  url: 'https://www.nimbora.io/',
+  url: 'https://docs.nimbora.io/',
   // Set the /<baseUrl>/ pathname under which your site is served
   // For GitHub pages deployment, it is often '/<projectName>/'
   baseUrl: '/',