Add deploy via CI

Author: marcoacierno

.github/workflows/main.yml

@@ -0,0 +1,23 @@
+name: Deploy
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v1
+      - name: Install dependencies
+        run: yarn
+      - name: Build website
+        run: yarn build
+      - uses: netlify/actions/cli@master
+        with:
+          args: deploy --dir=build/ --prod
+        env:
+          NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
+          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_SITE_ID }}