Add GitHub Actions workflow for Node.js CI and deployment

This workflow automates the CI process for Node.js applications, including build and deployment to GitHub Pages.

Author: TheSeriousProgrammer

.github/workflows/deploy.yml

@@ -0,0 +1,49 @@
+# This is a basic workflow to help you get started with Actions
+name: Node.js CI + Deploy + 2
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
+
+# Need permissions for GitHub Pages
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [20.x]
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'npm'
+      - run: npm install
+      - run: npm run build --if-present
+
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: './dist'  # ← change to your build output folder (dist, build, out, etc.)
+
+  deploy:
+    needs: build
+    runs-on: ubuntu-latest
+    if: github.ref == 'refs/heads/main'  # Only deploy on push to main, not PRs
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4