first draft

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ddeyo 2018-09-24 16:24:59 -07:00
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@ -10,7 +10,9 @@ keywords: ucp, swarm, kubernetes, application
## Application packages
In Docker 2.1 EE, an application package has one of these formats:
Docker 2.1 EE introduces application packages as a core concept in Docker. With application packages, [NEED NARRATIVE HERE ABOUT WHY OR WHICH CUSTOMERS CARE ABOUT THIS].
An application package can have one of these formats:
- **Three-file format**: Defined by a metadata.yml, a docker-compose.yml, and a settings.yml files inside a `my-app.dockerapp` folder. This is also called the folder format.
- **Single-file format**: Defined by a data from the previously three files concatenated in the order givem and separated by `---\n` in a single file named named 'my-app.dockerapp'.