From 14f4d3b79fd2c67396f14cbffdce6a8352bb6416 Mon Sep 17 00:00:00 2001
From: Jens Petersen <juhpetersen@gmail.com>
Date: Thu, 17 Jun 2021 22:59:33 +0800
Subject: [PATCH] GH image: fix branch tag

---
 .github/workflows/image.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/image.yml b/.github/workflows/image.yml
index 03a055a7..5143e8ed 100644
--- a/.github/workflows/image.yml
+++ b/.github/workflows/image.yml
@@ -19,7 +19,7 @@ jobs:
 
       - name: Build image
         run: |
-          IMAGE_ID=docker.pkg.github.com/${{ github.repository }}:${{ github.branch }}
+          IMAGE_ID=docker.pkg.github.com/${{ github.repository }}:${GITHUB_REF#refs/heads/}
           docker build . -f Dockerfile --tag $IMAGE_ID
           docker push $IMAGE_ID
           echo Pushed new build image $IMAGE_ID