Merge pull request #239 from crazy-max/github-sha

revert changes to set associated head sha on pull request event
docker · Oct 17, 2022 · d00b20e · d00b20e
2 parents 12cce9e + a99e71c
commit d00b20e
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diff --git a/README.md b/README.md
@@ -20,6 +20,7 @@ ___
 * [Customizing](#customizing)
   * [inputs](#inputs)
   * [outputs](#outputs)
+  * [environment variables](#environment-variables)
 * [`images` input](#images-input)
 * [`flavor` input](#flavor-input)
 * [`tags` input](#tags-input)
@@ -295,6 +296,12 @@ Following outputs are available
 | `json`        | String  | JSON output of tags and labels                                                             |
 | `bake-file`   | File    | [Bake file definition](https://docs.docker.com/build/customize/bake/file-definition/) path |
 
+### environment variables
+
+| Name                          | Type | Description                                                                                                |
+|-------------------------------|------|------------------------------------------------------------------------------------------------------------|
+| `DOCKER_METADATA_PR_HEAD_SHA` | Bool | If `true`, set associated head SHA instead of commit SHA that triggered the workflow on pull request event |
+
 ## `images` input
 
 `images` defines a list of Docker images to use as base name for [`tags`](#tags-input):