Create main.yml

custom workflow for deployment

.github/workflows/main.yml

@@ -0,0 +1,35 @@
+name: CI / CD for Angular
+on:
+  push:
+    branches: [ "master" ]
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Set up node.js
+        uses: actions/setup-node@v4.0.2
+        with:
+          node-version: '20'
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Lint
+        run: npm run lint
+
+      - name: Tests
+        run: npm run test:prod
+
+      - name: Build
+        run: npm run build:prod
+
+      - name: Deploy to GitHub Pages
+        uses: crazy-max/ghaction-github-pages@v4
+        with:
+          target_branch: gh-pages
+          build_dir: dist/portfolio