sequence CI and Deploy actions better

.github/workflows/CI and Deploy.yml

@@ -0,0 +1,35 @@
+name: CI and Deploy
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+  workflow_dispatch:
+
+jobs:
+  build:
+    name: Node.js CI
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Use Node.js
+      uses: actions/setup-node@v4
+      with:
+        node-version: '20.x'
+    - run: npm ci
+    - run: npm run build --if-present
+    - run: npm test
+
+  deploy:
+    name: Fly Deploy
+    needs: build
+    if: github.event_name == 'push'
+    runs-on: ubuntu-latest
+    concurrency: deploy-group
+    steps:
+      - uses: actions/checkout@v4
+      - uses: superfly/flyctl-actions/setup-flyctl@master
+      - run: flyctl deploy --remote-only
+        env:
+          FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}