feat: Add GitHub Actions workflow for GitHub Pages deployment

Author: cbrunnkvist

.github/workflows/github-pages.yml

@@ -0,0 +1,33 @@
+name: Deploy to GitHub Pages
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Node.js 16
+        uses: actions/setup-node@v4
+        with:
+          node-version: 16
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build Angular app
+        run: npm run wallet:build
+
+      - name: Deploy to GitHub Pages
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./dist/nault
+          publish_branch: github-pages-wallet
+          force_orphan: true