appdemo.yml

# This section contains your application metadata.
version: 0.1.0
name: hello
description: "an app file demo"
maintainers:
- name: moby
  email: "[email protected]"
targets:
  swarm: true
---
# This section contains the Compose file that describes your application services.
version: "3.2"
services:
  hello:
    image: training/http-echo:2.1
    command: ["-text", "${text}"]
    ports:
    - "${port}:5678"
---
# This section contains the default values for your application settings.
port: 5678
text: hello development