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docs: clarify that a dockerfile is still needed

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This commit is contained in:
Jose Diaz-Gonzalez
2019-05-12 18:58:28 -04:00
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parent d356cef183
commit 6006303409
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7
docs/deployment/methods/dockerfiles.md
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@@ -26,10 +26,15 @@ For security reasons - and as per [Docker recommendations](https://github.com/do
For users that require customization in the `build` phase, you may use build arguments via the [docker-options plugin](docs/advanced-usage/docker-options.md):
```shell
dokku docker-options:add node-js-app build '--file Dockerfile.dokku' # e.g. to use alternate Dockerfile
dokku docker-options:add node-js-app build '--build-arg NODE_ENV=production'
```
The location of the `Dockerfile` may also be specified. If the location is changed, the repository **must also** have a `Dockerfile` in the root directory in order to trigger a dockerfile-based deploy.
```shell
dokku docker-options:add node-js-app build '--file Dockerfile.dokku'
```
Once set, the Dockerfile usage would be as follows:
```Dockerfile