Add deployment script

.github/workflows/deploy.yml

@@ -0,0 +1,33 @@
+name: Build and deploy website
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+permissions:
+  contents: write
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Use Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: lts/*
+
+      - name: npm install and build
+        run: |
+          npm ci
+          npm run build
+
+      - name: Deploy
+        uses: JamesIves/[email protected]
+        with:
+          branch: gh-pages
+          folder: dist