feat: add docusaurus build workflow (#18)

.github/workflows/build.yml

@@ -0,0 +1,38 @@
+name: Build Docusaurus
+
+on:
+  pull_request:
+    branches:
+      - '*'
+  push:
+    branches:
+      - '*'
+
+jobs:
+
+  build_docs:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '18'
+
+      - name: Run download-docs script
+        run: |
+          chmod +x ./scripts/download-docs.sh
+          ./scripts/download-docs.sh
+        shell: bash
+
+      - name: Install Docusaurus Dependencies
+        run: |
+          cd docusaurus
+          yarn install
+
+      - name: Build Docusaurus Docs
+        run: |
+          cd docusaurus
+          yarn build