From f7154119914398ad12ccfbd7ba24c7cd50214f4e Mon Sep 17 00:00:00 2001
From: Shohei Ueda <30958501+peaceiris@users.noreply.github.com>
Date: Thu, 15 Oct 2020 10:34:52 +0900
Subject: [PATCH] Use GITHUB_ENV instead of set-env

https://github.blog/changelog/2020-10-01-github-actions-deprecating-set-env-and-add-path-commands/

> Action and workflow authors who are setting environment variables via stdout should update any usage of the set-env and add-path workflow commands to use the new environment files.
---
 .github/workflows/docker.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 944dd1b32c..106bf9d4b3 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -34,7 +34,7 @@ jobs:
         if: startsWith(github.ref, 'refs/tags/')
         run: |
           brew_version=${GITHUB_REF:10}
-          echo "::set-env name=brew_version::$brew_version"
+          echo "brew_version=$brew_version" >> ${GITHUB_ENV}
           echo ${{secrets.HOMEBREW_GITHUB_PACKAGES_API_TOKEN}} | docker login ghcr.io -u BrewTestBot --password-stdin
           docker tag brew "ghcr.io/homebrew/ubuntu${{matrix.version}}:$brew_version"
           docker push "ghcr.io/homebrew/ubuntu${{matrix.version}}:$brew_version"