adding github actions

.github/workflows/deploy.yml

@@ -0,0 +1,18 @@
+name: genezio workflow
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy-backend:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+      - uses: Genez-io/genezio-github-action@v1
+        with:
+          token: ${{ secrets.GENEZIO_TOKEN }}
+      - name: Deploy backend
+        working-directory: ./server
+        run: genezio deploy