Replace deprecated instruction

MAINTAINER is deprecated, replacing with LABEL as recommended by
https://docs.docker.com/engine/reference/builder/#maintainer-deprecated

Signed-off-by: Charlotte Mach <charlotte.mach@fs.lmu.de>
This commit is contained in:
Charlotte Mach 2020-10-23 19:45:28 +02:00
parent 95fe476706
commit aa4cb24739
2 changed files with 2 additions and 2 deletions

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@ -160,7 +160,7 @@ Digest can also be used in the `FROM` of a Dockerfile, for example:
```dockerfile ```dockerfile
FROM ubuntu@sha256:45b23dee08af5e43a7fea6c4cf9c25ccf269ee113168c19722f87876677c5cb2 FROM ubuntu@sha256:45b23dee08af5e43a7fea6c4cf9c25ccf269ee113168c19722f87876677c5cb2
MAINTAINER some maintainer <maintainer@example.com> LABEL maintainer="some maintainer <maintainer@example.com>"
``` ```
> **Note** > **Note**

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@ -111,7 +111,7 @@ pull the above image by digest, run the following command:
Digest can also be used in the `FROM` of a Dockerfile, for example: Digest can also be used in the `FROM` of a Dockerfile, for example:
FROM ubuntu@sha256:45b23dee08af5e43a7fea6c4cf9c25ccf269ee113168c19722f87876677c5cb2 FROM ubuntu@sha256:45b23dee08af5e43a7fea6c4cf9c25ccf269ee113168c19722f87876677c5cb2
MAINTAINER some maintainer <maintainer@example.com> LABEL maintainer="some maintainer <maintainer@example.com>"
> **Note**: Using this feature "pins" an image to a specific version in time. > **Note**: Using this feature "pins" an image to a specific version in time.
> Docker will therefore not pull updated versions of an image, which may include > Docker will therefore not pull updated versions of an image, which may include