add fly.toml and update readme

README.md

@@ -29,6 +29,8 @@ To build the project, simply follow the steps below.
    There are various hosting services like GitHub Pages, Cloudflare Pages, Netlify.
    Examples will be documented later on.
 
+If you are happy with the look and functionality of sui2, it is recommended to use this project as a submodule rather than fork it. Please checkout [reorx/start](https://github.com/reorx/start) as an example for how to use it in another project, and how to build with GitHub Actions and deploy to Cloudflare Pages.
+
 ## Deploy using Docker
 
 > Notice: to make the preview page in live editor work more predictable, Docker image does not provide PWA support
@@ -43,7 +45,7 @@ The image is hosted on Docker hub at: [reorx/sui2](https://hub.docker.com/r/reor
 
 Run the following command to get started:
 
-```
+```bash
 docker run --rm -t -p 3000:3000 -v data:/data reorx/sui2
 ```
 
@@ -56,6 +58,8 @@ After the container is alive, open `http://DOCKER_HOST:3000/` to see the initial
 
 For the live editor, open `http//DOCKER_HOST:3000/editor/`, there's no link for it on the startpage.
 
+Checkout the configuration file [fly.toml](https://github.com/reorx/sui2/blob/master/fly.toml) as an example for how to deploy the Docker image to fly.io
+
 ## `data.json` editing
 
 There's a full example in [data.example.json](https://github.com/reorx/sui2/blob/master/data.example.json),

fly.toml

@@ -0,0 +1,46 @@
+# fly.toml file generated for sui2 on 2022-10-16T22:59:50+08:00
+
+app = "sui2"
+kill_signal = "SIGINT"
+kill_timeout = 5
+processes = []
+
+
+[build]
+  image = "reorx/sui2:latest"
+
+[env]
+
+[mounts]
+  source="sui2_data"
+  destination="/data"
+
+[experimental]
+  allowed_public_ports = []
+  auto_rollback = true
+
+[[services]]
+  http_checks = []
+  internal_port = 3000
+  processes = ["app"]
+  protocol = "tcp"
+  script_checks = []
+  [services.concurrency]
+    hard_limit = 25
+    soft_limit = 20
+    type = "connections"
+
+  [[services.ports]]
+    force_https = true
+    handlers = ["http"]
+    port = 80
+
+  [[services.ports]]
+    handlers = ["tls", "http"]
+    port = 443
+
+  [[services.tcp_checks]]
+    grace_period = "1s"
+    interval = "15s"
+    restart_limit = 0
+    timeout = "2s"