Add fly.yml workflow and build reol-chan with paketo buildpack instead

.github/workflows/fly.yml

@@ -0,0 +1,15 @@
+name: Fly Deploy
+on:
+  push:
+    branches:
+      - next
+jobs:
+  deploy:
+    name: Deploy app
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: superfly/flyctl-actions/setup-flyctl@master
+      - run: flyctl deploy --remote-only
+        env:
+          FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}

fly.toml

@@ -0,0 +1,22 @@
+# fly.toml app configuration file generated for reol-chan on 2023-08-20T10:17:31+08:00
+#
+# See https://fly.io/docs/reference/configuration/ for information about how to use this file.
+#
+
+app = "reol-chan"
+primary_region = "sin"
+
+[build]
+  builder = "paketobuildpacks/builder:base"
+  buildpacks = ["gcr.io/paketo-buildpacks/nodejs"]
+
+[env]
+  PORT = "8080"
+
+[http_service]
+  internal_port = 8080
+  force_https = true
+  auto_stop_machines = false
+  auto_start_machines = true
+  min_machines_running = 0
+  processes = ["app"]