From 403d76fac77b5cfb511d50aebb986573c440a112 Mon Sep 17 00:00:00 2001
From: "David H. Irving" <david.irving@noirlab.edu>
Date: Fri, 27 Oct 2023 16:52:23 -0700
Subject: [PATCH] Add a Github action for Docker

---
 .github/workflows/docker.yaml | 57 +++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 .github/workflows/docker.yaml

diff --git a/.github/workflows/docker.yaml b/.github/workflows/docker.yaml
new file mode 100644
index 0000000000..81c019fae1
--- /dev/null
+++ b/.github/workflows/docker.yaml
@@ -0,0 +1,57 @@
+# This file is part of daf_butler.
+#
+# Developed for the LSST Data Management System.
+# This product includes software developed by the LSST Project
+# (http://www.lsst.org).
+# See the COPYRIGHT file at the top-level directory of this distribution
+# for details of code ownership.
+#
+# This software is dual licensed under the GNU General Public License and also
+# under a 3-clause BSD license. Recipients may choose which of these licenses
+# to use; please see the files gpl-3.0.txt and/or bsd_license.txt,
+# respectively.  If you choose the GPL option then the following text applies
+# (but note that there is still no warranty even if you opt for BSD instead):
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+name: Docker
+on:
+  pull_request: {}
+  push:
+    tags:
+      - "*"
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    timeout-minutes: 20
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          # Needed to fetch tags, used by Python install process to
+          # figure out version number
+          fetch-depth: 0
+
+
+      - uses: lsst-sqre/build-and-push-to-ghcr@v1
+        id: build
+        with:
+          image: ${{ github.repository }}
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+
+      - run: echo Pushed ghcr.io/${{ github.repository }}:${{ steps.build.outputs.tag }}