From 5ea1ab224fd349dea4f1dba1979caad286d6df16 Mon Sep 17 00:00:00 2001
From: Patric Stout <truebrain@openttd.org>
Date: Wed, 30 Oct 2019 17:37:41 +0100
Subject: [PATCH] Add: publish stable builds on GitHub Package Registry when
 tagging (#4)

---
 .github/workflows/publish_stable.yml | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 .github/workflows/publish_stable.yml

diff --git a/.github/workflows/publish_stable.yml b/.github/workflows/publish_stable.yml
new file mode 100644
index 0000000..78a635d
--- /dev/null
+++ b/.github/workflows/publish_stable.yml
@@ -0,0 +1,26 @@
+name: Push image
+
+on:
+  push:
+    tags:
+    - '*'
+
+jobs:
+  publish_image:
+    name: Publish image
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v1
+    - name: Build
+      run: |
+        GITHUB_REPOSITORY_LC=$(echo "${GITHUB_REPOSITORY}" | tr [A-Z] [a-z])
+        TAG=$(echo "${GITHUB_REF}" | sed 's@^refs/tags/@@')
+        docker build -t docker.pkg.github.com/${GITHUB_REPOSITORY_LC}/stable:${TAG} .
+    - name: Publish
+      run: |
+        GITHUB_REPOSITORY_LC=$(echo "${GITHUB_REPOSITORY}" | tr [A-Z] [a-z])
+        TAG=$(echo "${GITHUB_REF}" | sed 's@^refs/tags/@@')
+        docker login docker.pkg.github.com -u publisher -p "${GITHUB_TOKEN}"
+        docker push docker.pkg.github.com/${GITHUB_REPOSITORY_LC}/stable:${TAG}
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}